20481737760

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{353}}^1$

素因数の和:439

約数の個数: 720

約数和(自身を含む): 81830587608

約数和(自身を除く): 61348849848

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 32, 33, 36, 37, 40, 44, 45, 48, 54, 55, 60, 66, 72, 74, 80, 81, 88, 90, 96, 99, 108, 110, 111, 120, 121, 132, 135, 144, 148, 160, 162, 165, 176, 180, 185, 198, 216, 220, 222, 240, 242, 264, 270, 288, 296, 297, 324, 330, 333, 352, 353, 360, 363, 370, 396, 405, 407, 432, 440, 444, 480, 484, 495, 528, 540, 555, 592, 594, 605, 648, 660, 666, 706, 720, 726, 740, 792, 810, 814, 864, 880, 888, 891, 968, 990, 999, 1056, 1059, 1080, 1089, 1110, 1184, 1188, 1210, 1221, 1296, 1320, 1332, 1412, 1440, 1452, 1480, 1485, 1584, 1620, 1628, 1665, 1760, 1765, 1776, 1782, 1815, 1936, 1980, 1998, 2035, 2118, 2160, 2178, 2220, 2376, 2420, 2442, 2592, 2640, 2664, 2824, 2904, 2960, 2970, 2997, 3168, 3177, 3240, 3256, 3267, 3330, 3530, 3552, 3564, 3630, 3663, 3872, 3883, 3960, 3996, 4070, 4236, 4320, 4356, 4440, 4455, 4477, 4752, 4840, 4884, 4995, 5280, 5295, 5328, 5445, 5648, 5808, 5920, 5940, 5994, 6105, 6354, 6480, 6512, 6534, 6660, 7060, 7128, 7260, 7326, 7766, 7920, 7992, 8140, 8472, 8712, 8880, 8910, 8954, 9504, 9531, 9680, 9768, 9801, 9990, 10590, 10656, 10890, 10989, 11296, 11616, 11649, 11880, 11988, 12210, 12708, 12960, 13024, 13061, 13068, 13320, 13431, 14120, 14256, 14520, 14652, 14985, 15532, 15840, 15885, 15984, 16280, 16335, 16944, 17424, 17760, 17820, 17908, 18315, 19062, 19360, 19415, 19536, 19602, 19980, 21180, 21780, 21978, 22385, 23298, 23760, 23976, 24420, 25416, 26122, 26136, 26640, 26862, 28240, 28512, 28593, 29040, 29304, 29970, 31064, 31770, 31968, 32560, 32670, 32967, 33888, 34848, 34947, 35640, 35816, 36630, 38124, 38830, 39072, 39183, 39204, 39960, 40293, 42360, 42713, 43560, 43956, 44770, 46596, 47520, 47655, 47952, 48840, 49005, 50832, 52244, 52272, 53280, 53724, 54945, 56480, 57186, 58080, 58245, 58608, 59940, 62128, 63540, 65120, 65305, 65340, 65934, 67155, 69894, 71280, 71632, 73260, 76248, 77660, 78366, 78408, 79920, 80586, 84720, 85426, 87120, 87912, 89540, 93192, 95310, 95904, 97680, 98010, 101664, 104488, 104544, 104841, 107448, 109890, 114372, 116490, 117216, 117549, 119880, 120879, 124256, 127080, 128139, 130610, 130680, 131868, 134310, 139788, 142560, 142965, 143264, 143671, 146520, 152496, 155320, 156732, 156816, 159840, 161172, 164835, 169440, 170852, 174240, 174735, 175824, 179080, 186384, 190620, 195360, 195915, 196020, 201465, 208976, 209682, 213565, 214896, 219780, 228744, 232980, 235098, 239760, 241758, 254160, 256278, 261220, 261360, 263736, 268620, 279576, 285930, 287342, 293040, 304992, 310640, 313464, 313632, 314523, 322344, 329670, 341704, 349470, 351648, 352647, 358160, 362637, 372768, 381240, 384417, 391830, 392040, 402930, 417952, 419364, 427130, 429792, 431013, 439560, 457488, 465960, 470196, 479520, 483516, 508320, 512556, 522440, 522720, 524205, 527472, 537240, 559152, 571860, 574684, 586080, 587745, 604395, 621280, 626928, 629046, 640695, 644688, 659340, 683408, 698940, 705294, 716320, 718355, 725274, 762480, 768834, 783660, 784080, 805860, 838728, 854260, 862026, 879120, 914976, 931920, 940392, 967032, 1025112, 1044880, 1048410, 1054944, 1057941, 1074480, 1118304, 1143720, 1149368, 1153251, 1175490, 1208790, 1253856, 1258092, 1281390, 1289376, 1293039, 1318680, 1366816, 1397880, 1410588, 1436710, 1450548, 1524960, 1537668, 1567320, 1568160, 1572615, 1580381, 1611720, 1677456, 1708520, 1724052, 1758240, 1763235, 1813185, 1863840, 1880784, 1922085, 1934064, 2050224, 2089760, 2096820, 2115882, 2148960, 2155065, 2287440, 2298736, 2306502, 2350980, 2417580, 2516184, 2562780, 2586078, 2637360, 2795760, 2821176, 2873420, 2901096, 3075336, 3134640, 3145230, 3160762, 3223440, 3354912, 3417040, 3448104, 3459753, 3526470, 3626370, 3761568, 3844170, 3868128, 3879117, 4100448, 4193640, 4231764, 4310130, 4574880, 4597472, 4613004, 4701960, 4741143, 4835160, 5032368, 5125560, 5172156, 5274720, 5289705, 5591520, 5642352, 5746840, 5766255, 5802192, 6150672, 6269280, 6290460, 6321524, 6446880, 6465195, 6834080, 6896208, 6919506, 7052940, 7252740, 7688340, 7758234, 7901905, 8387280, 8463528, 8620260, 9226008, 9403920, 9482286, 9670320, 10064736, 10251120, 10344312, 10579410, 11284704, 11493680, 11532510, 11604384, 11637351, 12301344, 12580920, 12643048, 12930390, 13792416, 13839012, 14105880, 14223429, 14505480, 15376680, 15516468, 15803810, 16774560, 16927056, 17240520, 17298765, 18452016, 18807840, 18964572, 19340640, 19395585, 20502240, 20688624, 21158820, 22987360, 23065020, 23274702, 23705715, 25161840, 25286096, 25860780, 27678024, 28211760, 28446858, 29010960, 30753360, 31032936, 31607620, 33854112, 34481040, 34597530, 36904032, 37929144, 38791170, 41377248, 42317640, 42670287, 46130040, 46549404, 47411430, 50323680, 50572192, 51721560, 55356048, 56423520, 56893716, 58021920, 58186755, 61506720, 62065872, 63215240, 68962080, 69195060, 71117145, 75858288, 77582340, 84635280, 85340574, 92260080, 93098808, 94822860, 103443120, 110712096, 113787432, 116373510, 124131744, 126430480, 128010861, 138390120, 142234290, 151716576, 155164680, 169270560, 170681148, 184520160, 186197616, 189645720, 206886240, 213351435, 227574864, 232747020, 252860960, 256021722, 276780240, 284468580, 310329360, 341362296, 372395232, 379291440, 426702870, 455149728, 465494040, 512043444, 553560480, 568937160, 620658720, 640054305, 682724592, 758582880, 853405740, 930988080, 1024086888, 1137874320, 1280108610, 1365449184, 1706811480, 1861976160, 2048173776, 2275748640, 2560217220, 3413622960, 4096347552, 5120434440, 6827245920, 10240868880, 20481737760]

約数ペア:

[(1, 20481737760), (2, 10240868880), (3, 6827245920), (4, 5120434440), (5, 4096347552), (6, 3413622960), (8, 2560217220), (9, 2275748640), (10, 2048173776), (11, 1861976160), (12, 1706811480), (15, 1365449184), (16, 1280108610), (18, 1137874320), (20, 1024086888), (22, 930988080), (24, 853405740), (27, 758582880), (30, 682724592), (32, 640054305), (33, 620658720), (36, 568937160), (37, 553560480), (40, 512043444), (44, 465494040), (45, 455149728), (48, 426702870), (54, 379291440), (55, 372395232), (60, 341362296), (66, 310329360), (72, 284468580), (74, 276780240), (80, 256021722), (81, 252860960), (88, 232747020), (90, 227574864), (96, 213351435), (99, 206886240), (108, 189645720), (110, 186197616), (111, 184520160), (120, 170681148), (121, 169270560), (132, 155164680), (135, 151716576), (144, 142234290), (148, 138390120), (160, 128010861), (162, 126430480), (165, 124131744), (176, 116373510), (180, 113787432), (185, 110712096), (198, 103443120), (216, 94822860), (220, 93098808), (222, 92260080), (240, 85340574), (242, 84635280), (264, 77582340), (270, 75858288), (288, 71117145), (296, 69195060), (297, 68962080), (324, 63215240), (330, 62065872), (333, 61506720), (352, 58186755), (353, 58021920), (360, 56893716), (363, 56423520), (370, 55356048), (396, 51721560), (405, 50572192), (407, 50323680), (432, 47411430), (440, 46549404), (444, 46130040), (480, 42670287), (484, 42317640), (495, 41377248), (528, 38791170), (540, 37929144), (555, 36904032), (592, 34597530), (594, 34481040), (605, 33854112), (648, 31607620), (660, 31032936), (666, 30753360), (706, 29010960), (720, 28446858), (726, 28211760), (740, 27678024), (792, 25860780), (810, 25286096), (814, 25161840), (864, 23705715), (880, 23274702), (888, 23065020), (891, 22987360), (968, 21158820), (990, 20688624), (999, 20502240), (1056, 19395585), (1059, 19340640), (1080, 18964572), (1089, 18807840), (1110, 18452016), (1184, 17298765), (1188, 17240520), (1210, 16927056), (1221, 16774560), (1296, 15803810), (1320, 15516468), (1332, 15376680), (1412, 14505480), (1440, 14223429), (1452, 14105880), (1480, 13839012), (1485, 13792416), (1584, 12930390), (1620, 12643048), (1628, 12580920), (1665, 12301344), (1760, 11637351), (1765, 11604384), (1776, 11532510), (1782, 11493680), (1815, 11284704), (1936, 10579410), (1980, 10344312), (1998, 10251120), (2035, 10064736), (2118, 9670320), (2160, 9482286), (2178, 9403920), (2220, 9226008), (2376, 8620260), (2420, 8463528), (2442, 8387280), (2592, 7901905), (2640, 7758234), (2664, 7688340), (2824, 7252740), (2904, 7052940), (2960, 6919506), (2970, 6896208), (2997, 6834080), (3168, 6465195), (3177, 6446880), (3240, 6321524), (3256, 6290460), (3267, 6269280), (3330, 6150672), (3530, 5802192), (3552, 5766255), (3564, 5746840), (3630, 5642352), (3663, 5591520), (3872, 5289705), (3883, 5274720), (3960, 5172156), (3996, 5125560), (4070, 5032368), (4236, 4835160), (4320, 4741143), (4356, 4701960), (4440, 4613004), (4455, 4597472), (4477, 4574880), (4752, 4310130), (4840, 4231764), (4884, 4193640), (4995, 4100448), (5280, 3879117), (5295, 3868128), (5328, 3844170), (5445, 3761568), (5648, 3626370), (5808, 3526470), (5920, 3459753), (5940, 3448104), (5994, 3417040), (6105, 3354912), (6354, 3223440), (6480, 3160762), (6512, 3145230), (6534, 3134640), (6660, 3075336), (7060, 2901096), (7128, 2873420), (7260, 2821176), (7326, 2795760), (7766, 2637360), (7920, 2586078), (7992, 2562780), (8140, 2516184), (8472, 2417580), (8712, 2350980), (8880, 2306502), (8910, 2298736), (8954, 2287440), (9504, 2155065), (9531, 2148960), (9680, 2115882), (9768, 2096820), (9801, 2089760), (9990, 2050224), (10590, 1934064), (10656, 1922085), (10890, 1880784), (10989, 1863840), (11296, 1813185), (11616, 1763235), (11649, 1758240), (11880, 1724052), (11988, 1708520), (12210, 1677456), (12708, 1611720), (12960, 1580381), (13024, 1572615), (13061, 1568160), (13068, 1567320), (13320, 1537668), (13431, 1524960), (14120, 1450548), (14256, 1436710), (14520, 1410588), (14652, 1397880), (14985, 1366816), (15532, 1318680), (15840, 1293039), (15885, 1289376), (15984, 1281390), (16280, 1258092), (16335, 1253856), (16944, 1208790), (17424, 1175490), (17760, 1153251), (17820, 1149368), (17908, 1143720), (18315, 1118304), (19062, 1074480), (19360, 1057941), (19415, 1054944), (19536, 1048410), (19602, 1044880), (19980, 1025112), (21180, 967032), (21780, 940392), (21978, 931920), (22385, 914976), (23298, 879120), (23760, 862026), (23976, 854260), (24420, 838728), (25416, 805860), (26122, 784080), (26136, 783660), (26640, 768834), (26862, 762480), (28240, 725274), (28512, 718355), (28593, 716320), (29040, 705294), (29304, 698940), (29970, 683408), (31064, 659340), (31770, 644688), (31968, 640695), (32560, 629046), (32670, 626928), (32967, 621280), (33888, 604395), (34848, 587745), (34947, 586080), (35640, 574684), (35816, 571860), (36630, 559152), (38124, 537240), (38830, 527472), (39072, 524205), (39183, 522720), (39204, 522440), (39960, 512556), (40293, 508320), (42360, 483516), (42713, 479520), (43560, 470196), (43956, 465960), (44770, 457488), (46596, 439560), (47520, 431013), (47655, 429792), (47952, 427130), (48840, 419364), (49005, 417952), (50832, 402930), (52244, 392040), (52272, 391830), (53280, 384417), (53724, 381240), (54945, 372768), (56480, 362637), (57186, 358160), (58080, 352647), (58245, 351648), (58608, 349470), (59940, 341704), (62128, 329670), (63540, 322344), (65120, 314523), (65305, 313632), (65340, 313464), (65934, 310640), (67155, 304992), (69894, 293040), (71280, 287342), (71632, 285930), (73260, 279576), (76248, 268620), (77660, 263736), (78366, 261360), (78408, 261220), (79920, 256278), (80586, 254160), (84720, 241758), (85426, 239760), (87120, 235098), (87912, 232980), (89540, 228744), (93192, 219780), (95310, 214896), (95904, 213565), (97680, 209682), (98010, 208976), (101664, 201465), (104488, 196020), (104544, 195915), (104841, 195360), (107448, 190620), (109890, 186384), (114372, 179080), (116490, 175824), (117216, 174735), (117549, 174240), (119880, 170852), (120879, 169440), (124256, 164835), (127080, 161172), (128139, 159840), (130610, 156816), (130680, 156732), (131868, 155320), (134310, 152496), (139788, 146520), (142560, 143671), (142965, 143264)]