21240726780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{331}}^1$

素因数の和:466

約数の個数: 576

約数和(自身を含む): 79048424448

約数和(自身を除く): 57807697668

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 23, 26, 28, 30, 35, 39, 42, 46, 49, 52, 60, 65, 69, 70, 73, 78, 84, 91, 92, 98, 105, 115, 130, 138, 140, 146, 147, 156, 161, 182, 195, 196, 210, 219, 230, 245, 260, 273, 276, 292, 294, 299, 322, 331, 345, 364, 365, 390, 420, 438, 455, 460, 483, 490, 511, 546, 588, 598, 637, 644, 662, 690, 730, 735, 780, 805, 876, 897, 910, 949, 966, 980, 993, 1022, 1092, 1095, 1127, 1196, 1274, 1324, 1365, 1380, 1460, 1470, 1495, 1533, 1610, 1655, 1679, 1794, 1820, 1898, 1911, 1932, 1986, 2044, 2093, 2190, 2254, 2317, 2415, 2548, 2555, 2730, 2847, 2940, 2990, 3066, 3185, 3220, 3310, 3358, 3381, 3577, 3588, 3796, 3822, 3972, 4186, 4303, 4380, 4485, 4508, 4634, 4745, 4830, 4965, 5037, 5110, 5460, 5635, 5694, 5980, 6132, 6279, 6370, 6620, 6643, 6716, 6762, 6951, 7154, 7613, 7644, 7665, 8372, 8395, 8606, 8970, 9268, 9490, 9555, 9660, 9930, 10074, 10220, 10465, 10731, 11270, 11388, 11585, 11753, 12558, 12740, 12909, 13286, 13524, 13902, 14235, 14308, 14651, 15226, 15330, 16219, 16790, 16905, 17212, 17885, 17940, 18980, 19110, 19860, 19929, 20148, 20930, 21462, 21515, 21827, 22540, 22839, 23170, 23506, 24163, 25116, 25185, 25818, 26572, 27804, 28470, 29302, 30121, 30452, 30660, 31395, 32438, 33215, 33580, 33810, 34755, 35259, 35770, 38065, 38220, 39858, 41860, 42924, 43030, 43654, 43953, 45678, 46340, 46501, 47012, 48326, 48657, 50370, 51636, 53291, 53655, 56940, 58604, 58765, 60242, 62790, 64545, 64876, 65481, 66430, 67620, 69510, 70518, 71540, 72489, 73255, 76130, 79716, 81095, 82271, 86060, 87308, 87906, 90363, 91356, 93002, 96652, 97314, 98969, 99645, 100740, 106582, 107310, 109135, 114195, 117530, 120484, 120815, 125580, 129090, 130962, 132860, 139020, 139503, 141036, 144978, 146510, 150605, 152260, 152789, 159873, 162190, 164542, 169141, 175812, 176295, 180726, 186004, 194628, 197938, 199290, 210847, 213164, 214620, 218270, 219765, 228390, 232505, 235060, 241630, 243285, 246813, 258180, 261924, 266455, 279006, 289956, 293020, 296907, 301210, 305578, 314119, 319746, 324380, 327405, 329084, 338282, 352590, 361452, 362445, 373037, 395876, 398580, 411355, 421694, 436540, 439530, 451815, 456780, 458367, 465010, 483260, 486570, 493626, 494845, 507423, 532910, 555749, 558012, 593814, 602420, 611156, 628238, 632541, 639492, 654810, 676564, 692783, 697515, 705180, 724890, 746074, 763945, 799365, 822710, 843388, 845705, 879060, 903630, 916734, 930020, 942357, 973140, 987252, 989690, 1014846, 1054235, 1065820, 1069523, 1111498, 1119111, 1183987, 1187628, 1234065, 1256476, 1265082, 1309620, 1385566, 1395030, 1449780, 1484535, 1492148, 1527890, 1570595, 1598730, 1645420, 1667247, 1691410, 1807260, 1833468, 1865185, 1884714, 1979380, 2029692, 2078349, 2108470, 2139046, 2198833, 2222996, 2238222, 2291835, 2367974, 2468130, 2530164, 2537115, 2771132, 2778745, 2790060, 2969070, 3055780, 3141190, 3162705, 3197460, 3208569, 3334494, 3382820, 3463915, 3551961, 3730370, 3769428, 3890243, 4156698, 4216940, 4278092, 4397666, 4476444, 4583670, 4711785, 4735948, 4849481, 4936260, 5074230, 5347615, 5557490, 5595555, 5919935, 5938140, 6282380, 6325410, 6417138, 6596499, 6668988, 6927830, 7103922, 7224737, 7460740, 7780486, 8313396, 8336235, 8795332, 9167340, 9423570, 9698962, 10148460, 10391745, 10695230, 10994165, 11114980, 11191110, 11670729, 11839870, 12650820, 12834276, 13192998, 13855660, 14207844, 14449474, 14548443, 15391831, 15560972, 16042845, 16672470, 17759805, 18847140, 19397924, 19451215, 20783490, 21390460, 21674211, 21988330, 22382220, 23341458, 23679740, 24247405, 26385996, 27231701, 28898948, 29096886, 30783662, 32085690, 32982495, 33344940, 35519610, 36123685, 38902430, 41566980, 43348422, 43976660, 46175493, 46682916, 48494810, 50573159, 54463402, 58193772, 58353645, 61567324, 64171380, 65964990, 71039220, 72247370, 72742215, 76959155, 77804860, 81695103, 86696844, 92350986, 96989620, 101146318, 108371055, 108926804, 116707290, 131929980, 136158505, 144494740, 145484430, 151719477, 153918310, 163390206, 184701972, 202292636, 216742110, 230877465, 233414580, 252865795, 272317010, 290968860, 303438954, 307836620, 326780412, 354012113, 408475515, 433484220, 461754930, 505731590, 544634020, 606877908, 708024226, 758597385, 816951030, 923509860, 1011463180, 1062036339, 1416048452, 1517194770, 1633902060, 1770060565, 2124072678, 3034389540, 3540121130, 4248145356, 5310181695, 7080242260, 10620363390, 21240726780]

約数ペア:

[(1, 21240726780), (2, 10620363390), (3, 7080242260), (4, 5310181695), (5, 4248145356), (6, 3540121130), (7, 3034389540), (10, 2124072678), (12, 1770060565), (13, 1633902060), (14, 1517194770), (15, 1416048452), (20, 1062036339), (21, 1011463180), (23, 923509860), (26, 816951030), (28, 758597385), (30, 708024226), (35, 606877908), (39, 544634020), (42, 505731590), (46, 461754930), (49, 433484220), (52, 408475515), (60, 354012113), (65, 326780412), (69, 307836620), (70, 303438954), (73, 290968860), (78, 272317010), (84, 252865795), (91, 233414580), (92, 230877465), (98, 216742110), (105, 202292636), (115, 184701972), (130, 163390206), (138, 153918310), (140, 151719477), (146, 145484430), (147, 144494740), (156, 136158505), (161, 131929980), (182, 116707290), (195, 108926804), (196, 108371055), (210, 101146318), (219, 96989620), (230, 92350986), (245, 86696844), (260, 81695103), (273, 77804860), (276, 76959155), (292, 72742215), (294, 72247370), (299, 71039220), (322, 65964990), (331, 64171380), (345, 61567324), (364, 58353645), (365, 58193772), (390, 54463402), (420, 50573159), (438, 48494810), (455, 46682916), (460, 46175493), (483, 43976660), (490, 43348422), (511, 41566980), (546, 38902430), (588, 36123685), (598, 35519610), (637, 33344940), (644, 32982495), (662, 32085690), (690, 30783662), (730, 29096886), (735, 28898948), (780, 27231701), (805, 26385996), (876, 24247405), (897, 23679740), (910, 23341458), (949, 22382220), (966, 21988330), (980, 21674211), (993, 21390460), (1022, 20783490), (1092, 19451215), (1095, 19397924), (1127, 18847140), (1196, 17759805), (1274, 16672470), (1324, 16042845), (1365, 15560972), (1380, 15391831), (1460, 14548443), (1470, 14449474), (1495, 14207844), (1533, 13855660), (1610, 13192998), (1655, 12834276), (1679, 12650820), (1794, 11839870), (1820, 11670729), (1898, 11191110), (1911, 11114980), (1932, 10994165), (1986, 10695230), (2044, 10391745), (2093, 10148460), (2190, 9698962), (2254, 9423570), (2317, 9167340), (2415, 8795332), (2548, 8336235), (2555, 8313396), (2730, 7780486), (2847, 7460740), (2940, 7224737), (2990, 7103922), (3066, 6927830), (3185, 6668988), (3220, 6596499), (3310, 6417138), (3358, 6325410), (3381, 6282380), (3577, 5938140), (3588, 5919935), (3796, 5595555), (3822, 5557490), (3972, 5347615), (4186, 5074230), (4303, 4936260), (4380, 4849481), (4485, 4735948), (4508, 4711785), (4634, 4583670), (4745, 4476444), (4830, 4397666), (4965, 4278092), (5037, 4216940), (5110, 4156698), (5460, 3890243), (5635, 3769428), (5694, 3730370), (5980, 3551961), (6132, 3463915), (6279, 3382820), (6370, 3334494), (6620, 3208569), (6643, 3197460), (6716, 3162705), (6762, 3141190), (6951, 3055780), (7154, 2969070), (7613, 2790060), (7644, 2778745), (7665, 2771132), (8372, 2537115), (8395, 2530164), (8606, 2468130), (8970, 2367974), (9268, 2291835), (9490, 2238222), (9555, 2222996), (9660, 2198833), (9930, 2139046), (10074, 2108470), (10220, 2078349), (10465, 2029692), (10731, 1979380), (11270, 1884714), (11388, 1865185), (11585, 1833468), (11753, 1807260), (12558, 1691410), (12740, 1667247), (12909, 1645420), (13286, 1598730), (13524, 1570595), (13902, 1527890), (14235, 1492148), (14308, 1484535), (14651, 1449780), (15226, 1395030), (15330, 1385566), (16219, 1309620), (16790, 1265082), (16905, 1256476), (17212, 1234065), (17885, 1187628), (17940, 1183987), (18980, 1119111), (19110, 1111498), (19860, 1069523), (19929, 1065820), (20148, 1054235), (20930, 1014846), (21462, 989690), (21515, 987252), (21827, 973140), (22540, 942357), (22839, 930020), (23170, 916734), (23506, 903630), (24163, 879060), (25116, 845705), (25185, 843388), (25818, 822710), (26572, 799365), (27804, 763945), (28470, 746074), (29302, 724890), (30121, 705180), (30452, 697515), (30660, 692783), (31395, 676564), (32438, 654810), (33215, 639492), (33580, 632541), (33810, 628238), (34755, 611156), (35259, 602420), (35770, 593814), (38065, 558012), (38220, 555749), (39858, 532910), (41860, 507423), (42924, 494845), (43030, 493626), (43654, 486570), (43953, 483260), (45678, 465010), (46340, 458367), (46501, 456780), (47012, 451815), (48326, 439530), (48657, 436540), (50370, 421694), (51636, 411355), (53291, 398580), (53655, 395876), (56940, 373037), (58604, 362445), (58765, 361452), (60242, 352590), (62790, 338282), (64545, 329084), (64876, 327405), (65481, 324380), (66430, 319746), (67620, 314119), (69510, 305578), (70518, 301210), (71540, 296907), (72489, 293020), (73255, 289956), (76130, 279006), (79716, 266455), (81095, 261924), (82271, 258180), (86060, 246813), (87308, 243285), (87906, 241630), (90363, 235060), (91356, 232505), (93002, 228390), (96652, 219765), (97314, 218270), (98969, 214620), (99645, 213164), (100740, 210847), (106582, 199290), (107310, 197938), (109135, 194628), (114195, 186004), (117530, 180726), (120484, 176295), (120815, 175812), (125580, 169141), (129090, 164542), (130962, 162190), (132860, 159873), (139020, 152789), (139503, 152260), (141036, 150605), (144978, 146510)]