21210031440

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:194

約数の個数: 960

約数和(自身を含む): 85989496320

約数和(自身を除く): 64779464880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 23, 24, 26, 27, 30, 36, 39, 40, 41, 45, 46, 48, 52, 54, 60, 65, 69, 72, 78, 80, 81, 82, 89, 90, 92, 104, 108, 115, 117, 120, 123, 130, 135, 138, 144, 156, 162, 164, 178, 180, 184, 195, 205, 207, 208, 216, 230, 234, 240, 243, 246, 260, 267, 270, 276, 299, 312, 324, 328, 345, 351, 356, 360, 368, 369, 390, 405, 410, 414, 432, 445, 460, 468, 486, 492, 520, 533, 534, 540, 552, 585, 598, 615, 621, 624, 648, 656, 690, 702, 712, 720, 738, 780, 801, 810, 820, 828, 890, 897, 920, 936, 943, 972, 984, 1035, 1040, 1053, 1066, 1068, 1080, 1104, 1107, 1157, 1170, 1196, 1215, 1230, 1242, 1296, 1335, 1380, 1404, 1424, 1476, 1495, 1560, 1599, 1602, 1620, 1640, 1656, 1755, 1780, 1794, 1840, 1845, 1863, 1872, 1886, 1944, 1968, 2047, 2070, 2106, 2132, 2136, 2160, 2214, 2314, 2340, 2392, 2403, 2430, 2460, 2484, 2665, 2670, 2691, 2760, 2808, 2829, 2952, 2990, 3105, 3120, 3159, 3198, 3204, 3240, 3280, 3312, 3321, 3471, 3510, 3560, 3588, 3649, 3690, 3726, 3772, 3888, 4005, 4094, 4140, 4212, 4264, 4272, 4428, 4485, 4628, 4680, 4715, 4784, 4797, 4806, 4860, 4920, 4968, 5265, 5330, 5340, 5382, 5520, 5535, 5589, 5616, 5658, 5785, 5904, 5980, 6141, 6210, 6318, 6396, 6408, 6480, 6642, 6942, 7020, 7120, 7176, 7209, 7298, 7380, 7452, 7544, 7995, 8010, 8073, 8188, 8280, 8424, 8487, 8528, 8856, 8970, 9256, 9315, 9360, 9430, 9594, 9612, 9720, 9840, 9936, 9963, 10235, 10413, 10530, 10660, 10680, 10764, 10947, 11070, 11178, 11316, 11570, 11960, 12015, 12259, 12282, 12420, 12636, 12792, 12816, 13284, 13455, 13884, 14040, 14145, 14352, 14391, 14418, 14596, 14760, 14904, 15088, 15795, 15990, 16020, 16146, 16376, 16560, 16605, 16848, 16974, 17355, 17712, 17940, 18245, 18423, 18512, 18630, 18860, 19188, 19224, 19440, 19926, 20470, 20826, 21060, 21320, 21360, 21528, 21627, 21894, 22140, 22356, 22632, 23140, 23920, 23985, 24030, 24219, 24518, 24564, 24840, 25272, 25461, 25584, 26568, 26611, 26910, 27768, 27945, 28080, 28290, 28782, 28836, 29192, 29520, 29808, 30705, 31239, 31590, 31980, 32040, 32292, 32752, 32841, 33210, 33948, 34710, 35880, 36045, 36490, 36777, 36846, 37260, 37720, 38376, 38448, 39852, 40365, 40940, 41652, 42120, 42435, 42640, 43056, 43173, 43254, 43788, 44280, 44712, 45264, 46280, 47437, 47970, 48060, 48438, 49036, 49128, 49680, 49815, 50544, 50922, 52065, 53136, 53222, 53820, 54735, 55269, 55536, 55890, 56580, 57564, 57672, 58384, 61295, 61410, 62478, 63180, 63960, 64080, 64584, 65682, 66420, 67896, 69420, 71760, 71955, 72090, 72657, 72980, 73554, 73692, 74520, 75440, 76383, 76752, 79704, 79833, 80730, 81880, 83304, 83927, 84240, 84870, 86346, 86508, 87576, 88560, 89424, 92115, 92560, 93717, 94874, 95940, 96120, 96876, 98072, 98256, 98523, 99630, 101844, 104130, 106444, 107640, 108135, 109470, 110331, 110538, 111780, 113160, 115128, 115344, 121095, 122590, 122820, 124956, 126360, 127305, 127920, 129168, 129519, 131364, 132840, 133055, 135792, 138840, 142311, 143910, 144180, 145314, 145960, 147108, 147384, 149040, 152766, 156195, 159408, 159666, 161460, 163760, 164205, 165807, 166608, 167854, 169740, 172692, 173016, 175152, 183885, 184230, 187434, 189748, 191880, 192240, 193752, 196144, 197046, 199260, 203688, 208260, 212888, 215280, 215865, 216270, 218940, 220662, 221076, 223560, 226320, 229149, 230256, 237185, 239499, 242190, 245180, 245640, 249912, 251781, 252720, 254610, 259038, 262728, 265680, 266110, 276345, 277680, 281151, 284622, 287820, 288360, 290628, 291920, 294216, 294768, 295569, 305532, 312390, 319332, 322920, 328410, 330993, 331614, 335708, 339480, 345384, 346032, 363285, 367770, 368460, 374868, 379496, 381915, 383760, 387504, 394092, 398520, 399165, 407376, 416520, 419635, 425776, 426933, 431730, 432540, 437880, 441324, 442152, 447120, 458298, 468585, 474370, 478998, 484380, 490360, 491280, 492615, 497421, 499824, 503562, 509220, 518076, 525456, 532220, 551655, 552690, 562302, 569244, 575640, 576720, 581256, 588432, 591138, 611064, 624780, 638664, 645840, 647595, 656820, 661986, 663228, 671416, 678960, 690768, 711555, 718497, 726570, 735540, 736920, 749736, 755343, 758992, 763830, 788184, 797040, 798330, 829035, 833040, 839270, 853866, 863460, 865080, 875760, 882648, 884304, 886707, 916596, 937170, 948740, 957996, 968760, 980720, 985230, 992979, 994842, 1007124, 1018440, 1036152, 1064440, 1091051, 1103310, 1105380, 1124604, 1138488, 1145745, 1151280, 1162512, 1182276, 1197495, 1222128, 1249560, 1258905, 1277328, 1280799, 1295190, 1313640, 1323972, 1326456, 1342832, 1405755, 1423110, 1436994, 1453140, 1471080, 1473840, 1477845, 1499472, 1510686, 1527660, 1576368, 1596660, 1654965, 1658070, 1678540, 1707732, 1726920, 1730160, 1765296, 1773414, 1833192, 1874340, 1897480, 1915992, 1937520, 1970460, 1985958, 1989684, 2014248, 2036880, 2072304, 2128880, 2134665, 2155491, 2182102, 2206620, 2210760, 2249208, 2266029, 2276976, 2291490, 2364552, 2394990, 2487105, 2499120, 2517810, 2561598, 2590380, 2627280, 2647944, 2652912, 2811510, 2846220, 2873988, 2906280, 2942160, 2955690, 2978937, 3021372, 3055320, 3193320, 3273153, 3309930, 3316140, 3357080, 3415464, 3453840, 3546828, 3592485, 3666384, 3748680, 3776715, 3794960, 3831984, 3842397, 3940920, 3971916, 3979368, 4028496, 4269330, 4310982, 4364204, 4413240, 4421520, 4433535, 4498416, 4532058, 4582980, 4729104, 4789980, 4964895, 4974210, 5035620, 5123196, 5180760, 5295888, 5455255, 5623020, 5692440, 5747976, 5812560, 5911380, 5957874, 6042744, 6110640, 6386640, 6403995, 6466473, 6546306, 6619860, 6632280, 6714160, 6798087, 6830928, 7093656, 7184970, 7497360, 7553430, 7684794, 7881840, 7943832, 7958736, 8538660, 8621964, 8728408, 8826480, 8867070, 9064116, 9165960, 9579960, 9819459, 9929790, 9948420, 10071240, 10246392, 10361520, 10777455, 10910510, 11246040, 11330145, 11384880, 11495952, 11527191, 11822760, 11915748, 12085488, 12807990, 12932946, 13092612, 13239720, 13264560, 13596174, 14187312, 14369940, 14894685, 15106860, 15369588, 15887664, 16365765, 17077320, 17243928, 17456816, 17734140, 18128232, 18331920, 19159920, 19211985, 19638918, 19859580, 19896840, 20142480, 20394261, 20492784, 21554910, 21821020, 22492080, 22660290, 23054382, 23645520, 23831496, 25615980, 25865892, 26185224, 26479440, 27192348, 28739880, 29458377, 29789370, 30213720, 30739176, 32332365, 32731530, 33990435, 34154640, 34487856, 35468280, 36256464, 38423970, 39277836, 39719160, 39793680, 40788522, 43109820, 43642040, 45320580, 46108764, 47662992, 49097295, 51231960, 51731784, 52370448, 54384696, 57479760, 57635955, 58916754, 59578740, 60427440, 61478352, 64664730, 65463060, 67980870, 70936560, 76847940, 78555672, 79438320, 81577044, 86219640, 87284080, 88375131, 90641160, 92217528, 98194590, 101971305, 102463920, 103463568, 108769392, 115271910, 117833508, 119157480, 129329460, 130926120, 135961740, 147291885, 153695880, 157111344, 163154088, 172439280, 176750262, 181282320, 184435056, 196389180, 203942610, 230543820, 235667016, 238314960, 258658920, 261852240, 265125393, 271923480, 294583770, 307391760, 326308176, 353500524, 392778360, 407885220, 441875655, 461087640, 471334032, 517317840, 530250786, 543846960, 589167540, 707001048, 785556720, 815770440, 883751310, 922175280, 1060501572, 1178335080, 1325626965, 1414002096, 1631540880, 1767502620, 2121003144, 2356670160, 2651253930, 3535005240, 4242006288, 5302507860, 7070010480, 10605015720, 21210031440]

約数ペア:

[(1, 21210031440), (2, 10605015720), (3, 7070010480), (4, 5302507860), (5, 4242006288), (6, 3535005240), (8, 2651253930), (9, 2356670160), (10, 2121003144), (12, 1767502620), (13, 1631540880), (15, 1414002096), (16, 1325626965), (18, 1178335080), (20, 1060501572), (23, 922175280), (24, 883751310), (26, 815770440), (27, 785556720), (30, 707001048), (36, 589167540), (39, 543846960), (40, 530250786), (41, 517317840), (45, 471334032), (46, 461087640), (48, 441875655), (52, 407885220), (54, 392778360), (60, 353500524), (65, 326308176), (69, 307391760), (72, 294583770), (78, 271923480), (80, 265125393), (81, 261852240), (82, 258658920), (89, 238314960), (90, 235667016), (92, 230543820), (104, 203942610), (108, 196389180), (115, 184435056), (117, 181282320), (120, 176750262), (123, 172439280), (130, 163154088), (135, 157111344), (138, 153695880), (144, 147291885), (156, 135961740), (162, 130926120), (164, 129329460), (178, 119157480), (180, 117833508), (184, 115271910), (195, 108769392), (205, 103463568), (207, 102463920), (208, 101971305), (216, 98194590), (230, 92217528), (234, 90641160), (240, 88375131), (243, 87284080), (246, 86219640), (260, 81577044), (267, 79438320), (270, 78555672), (276, 76847940), (299, 70936560), (312, 67980870), (324, 65463060), (328, 64664730), (345, 61478352), (351, 60427440), (356, 59578740), (360, 58916754), (368, 57635955), (369, 57479760), (390, 54384696), (405, 52370448), (410, 51731784), (414, 51231960), (432, 49097295), (445, 47662992), (460, 46108764), (468, 45320580), (486, 43642040), (492, 43109820), (520, 40788522), (533, 39793680), (534, 39719160), (540, 39277836), (552, 38423970), (585, 36256464), (598, 35468280), (615, 34487856), (621, 34154640), (624, 33990435), (648, 32731530), (656, 32332365), (690, 30739176), (702, 30213720), (712, 29789370), (720, 29458377), (738, 28739880), (780, 27192348), (801, 26479440), (810, 26185224), (820, 25865892), (828, 25615980), (890, 23831496), (897, 23645520), (920, 23054382), (936, 22660290), (943, 22492080), (972, 21821020), (984, 21554910), (1035, 20492784), (1040, 20394261), (1053, 20142480), (1066, 19896840), (1068, 19859580), (1080, 19638918), (1104, 19211985), (1107, 19159920), (1157, 18331920), (1170, 18128232), (1196, 17734140), (1215, 17456816), (1230, 17243928), (1242, 17077320), (1296, 16365765), (1335, 15887664), (1380, 15369588), (1404, 15106860), (1424, 14894685), (1476, 14369940), (1495, 14187312), (1560, 13596174), (1599, 13264560), (1602, 13239720), (1620, 13092612), (1640, 12932946), (1656, 12807990), (1755, 12085488), (1780, 11915748), (1794, 11822760), (1840, 11527191), (1845, 11495952), (1863, 11384880), (1872, 11330145), (1886, 11246040), (1944, 10910510), (1968, 10777455), (2047, 10361520), (2070, 10246392), (2106, 10071240), (2132, 9948420), (2136, 9929790), (2160, 9819459), (2214, 9579960), (2314, 9165960), (2340, 9064116), (2392, 8867070), (2403, 8826480), (2430, 8728408), (2460, 8621964), (2484, 8538660), (2665, 7958736), (2670, 7943832), (2691, 7881840), (2760, 7684794), (2808, 7553430), (2829, 7497360), (2952, 7184970), (2990, 7093656), (3105, 6830928), (3120, 6798087), (3159, 6714160), (3198, 6632280), (3204, 6619860), (3240, 6546306), (3280, 6466473), (3312, 6403995), (3321, 6386640), (3471, 6110640), (3510, 6042744), (3560, 5957874), (3588, 5911380), (3649, 5812560), (3690, 5747976), (3726, 5692440), (3772, 5623020), (3888, 5455255), (4005, 5295888), (4094, 5180760), (4140, 5123196), (4212, 5035620), (4264, 4974210), (4272, 4964895), (4428, 4789980), (4485, 4729104), (4628, 4582980), (4680, 4532058), (4715, 4498416), (4784, 4433535), (4797, 4421520), (4806, 4413240), (4860, 4364204), (4920, 4310982), (4968, 4269330), (5265, 4028496), (5330, 3979368), (5340, 3971916), (5382, 3940920), (5520, 3842397), (5535, 3831984), (5589, 3794960), (5616, 3776715), (5658, 3748680), (5785, 3666384), (5904, 3592485), (5980, 3546828), (6141, 3453840), (6210, 3415464), (6318, 3357080), (6396, 3316140), (6408, 3309930), (6480, 3273153), (6642, 3193320), (6942, 3055320), (7020, 3021372), (7120, 2978937), (7176, 2955690), (7209, 2942160), (7298, 2906280), (7380, 2873988), (7452, 2846220), (7544, 2811510), (7995, 2652912), (8010, 2647944), (8073, 2627280), (8188, 2590380), (8280, 2561598), (8424, 2517810), (8487, 2499120), (8528, 2487105), (8856, 2394990), (8970, 2364552), (9256, 2291490), (9315, 2276976), (9360, 2266029), (9430, 2249208), (9594, 2210760), (9612, 2206620), (9720, 2182102), (9840, 2155491), (9936, 2134665), (9963, 2128880), (10235, 2072304), (10413, 2036880), (10530, 2014248), (10660, 1989684), (10680, 1985958), (10764, 1970460), (10947, 1937520), (11070, 1915992), (11178, 1897480), (11316, 1874340), (11570, 1833192), (11960, 1773414), (12015, 1765296), (12259, 1730160), (12282, 1726920), (12420, 1707732), (12636, 1678540), (12792, 1658070), (12816, 1654965), (13284, 1596660), (13455, 1576368), (13884, 1527660), (14040, 1510686), (14145, 1499472), (14352, 1477845), (14391, 1473840), (14418, 1471080), (14596, 1453140), (14760, 1436994), (14904, 1423110), (15088, 1405755), (15795, 1342832), (15990, 1326456), (16020, 1323972), (16146, 1313640), (16376, 1295190), (16560, 1280799), (16605, 1277328), (16848, 1258905), (16974, 1249560), (17355, 1222128), (17712, 1197495), (17940, 1182276), (18245, 1162512), (18423, 1151280), (18512, 1145745), (18630, 1138488), (18860, 1124604), (19188, 1105380), (19224, 1103310), (19440, 1091051), (19926, 1064440), (20470, 1036152), (20826, 1018440), (21060, 1007124), (21320, 994842), (21360, 992979), (21528, 985230), (21627, 980720), (21894, 968760), (22140, 957996), (22356, 948740), (22632, 937170), (23140, 916596), (23920, 886707), (23985, 884304), (24030, 882648), (24219, 875760), (24518, 865080), (24564, 863460), (24840, 853866), (25272, 839270), (25461, 833040), (25584, 829035), (26568, 798330), (26611, 797040), (26910, 788184), (27768, 763830), (27945, 758992), (28080, 755343), (28290, 749736), (28782, 736920), (28836, 735540), (29192, 726570), (29520, 718497), (29808, 711555), (30705, 690768), (31239, 678960), (31590, 671416), (31980, 663228), (32040, 661986), (32292, 656820), (32752, 647595), (32841, 645840), (33210, 638664), (33948, 624780), (34710, 611064), (35880, 591138), (36045, 588432), (36490, 581256), (36777, 576720), (36846, 575640), (37260, 569244), (37720, 562302), (38376, 552690), (38448, 551655), (39852, 532220), (40365, 525456), (40940, 518076), (41652, 509220), (42120, 503562), (42435, 499824), (42640, 497421), (43056, 492615), (43173, 491280), (43254, 490360), (43788, 484380), (44280, 478998), (44712, 474370), (45264, 468585), (46280, 458298), (47437, 447120), (47970, 442152), (48060, 441324), (48438, 437880), (49036, 432540), (49128, 431730), (49680, 426933), (49815, 425776), (50544, 419635), (50922, 416520), (52065, 407376), (53136, 399165), (53222, 398520), (53820, 394092), (54735, 387504), (55269, 383760), (55536, 381915), (55890, 379496), (56580, 374868), (57564, 368460), (57672, 367770), (58384, 363285), (61295, 346032), (61410, 345384), (62478, 339480), (63180, 335708), (63960, 331614), (64080, 330993), (64584, 328410), (65682, 322920), (66420, 319332), (67896, 312390), (69420, 305532), (71760, 295569), (71955, 294768), (72090, 294216), (72657, 291920), (72980, 290628), (73554, 288360), (73692, 287820), (74520, 284622), (75440, 281151), (76383, 277680), (76752, 276345), (79704, 266110), (79833, 265680), (80730, 262728), (81880, 259038), (83304, 254610), (83927, 252720), (84240, 251781), (84870, 249912), (86346, 245640), (86508, 245180), (87576, 242190), (88560, 239499), (89424, 237185), (92115, 230256), (92560, 229149), (93717, 226320), (94874, 223560), (95940, 221076), (96120, 220662), (96876, 218940), (98072, 216270), (98256, 215865), (98523, 215280), (99630, 212888), (101844, 208260), (104130, 203688), (106444, 199260), (107640, 197046), (108135, 196144), (109470, 193752), (110331, 192240), (110538, 191880), (111780, 189748), (113160, 187434), (115128, 184230), (115344, 183885), (121095, 175152), (122590, 173016), (122820, 172692), (124956, 169740), (126360, 167854), (127305, 166608), (127920, 165807), (129168, 164205), (129519, 163760), (131364, 161460), (132840, 159666), (133055, 159408), (135792, 156195), (138840, 152766), (142311, 149040), (143910, 147384), (144180, 147108), (145314, 145960)]