20498009472

素因数分解:

$2^7\times 3^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{5171}}^1$

素因数の和:5262

約数の個数: 256

約数和(自身を含む): 64149350400

約数和(自身を除く): 43651340928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 37, 48, 54, 62, 64, 72, 74, 93, 96, 108, 111, 124, 128, 144, 148, 186, 192, 216, 222, 248, 279, 288, 296, 333, 372, 384, 432, 444, 496, 558, 576, 592, 666, 744, 837, 864, 888, 992, 999, 1116, 1147, 1152, 1184, 1332, 1488, 1674, 1728, 1776, 1984, 1998, 2232, 2294, 2368, 2664, 2976, 3348, 3441, 3456, 3552, 3968, 3996, 4464, 4588, 4736, 5171, 5328, 5952, 6696, 6882, 7104, 7992, 8928, 9176, 10323, 10342, 10656, 11904, 13392, 13764, 14208, 15513, 15984, 17856, 18352, 20646, 20684, 21312, 26784, 27528, 30969, 31026, 31968, 35712, 36704, 41292, 41368, 42624, 46539, 53568, 55056, 61938, 62052, 63936, 73408, 82584, 82736, 93078, 107136, 110112, 123876, 124104, 127872, 139617, 146816, 160301, 165168, 165472, 186156, 191327, 220224, 247752, 248208, 279234, 320602, 330336, 330944, 372312, 382654, 440448, 480903, 495504, 496416, 558468, 573981, 641204, 660672, 661888, 744624, 765308, 961806, 991008, 992832, 1116936, 1147962, 1282408, 1321344, 1442709, 1489248, 1530616, 1721943, 1923612, 1982016, 1985664, 2233872, 2295924, 2564816, 2885418, 2978496, 3061232, 3443886, 3847224, 3964032, 4328127, 4467744, 4591848, 5129632, 5165829, 5770836, 5931137, 5956992, 6122464, 6887772, 7694448, 8656254, 8935488, 9183696, 10259264, 10331658, 11541672, 11862274, 12244928, 13775544, 15388896, 17312508, 17793411, 17870976, 18367392, 20518528, 20663316, 23083344, 23724548, 24489856, 27551088, 30777792, 34625016, 35586822, 36734784, 41326632, 46166688, 47449096, 53380233, 55102176, 61555584, 69250032, 71173644, 73469568, 82653264, 92333376, 94898192, 106760466, 110204352, 138500064, 142347288, 160140699, 165306528, 184666752, 189796384, 213520932, 220408704, 277000128, 284694576, 320281398, 330613056, 379592768, 427041864, 554000256, 569389152, 640562796, 661226112, 759185536, 854083728, 1138778304, 1281125592, 1708167456, 2277556608, 2562251184, 3416334912, 5124502368, 6832669824, 10249004736, 20498009472]

約数ペア:

[(1, 20498009472), (2, 10249004736), (3, 6832669824), (4, 5124502368), (6, 3416334912), (8, 2562251184), (9, 2277556608), (12, 1708167456), (16, 1281125592), (18, 1138778304), (24, 854083728), (27, 759185536), (31, 661226112), (32, 640562796), (36, 569389152), (37, 554000256), (48, 427041864), (54, 379592768), (62, 330613056), (64, 320281398), (72, 284694576), (74, 277000128), (93, 220408704), (96, 213520932), (108, 189796384), (111, 184666752), (124, 165306528), (128, 160140699), (144, 142347288), (148, 138500064), (186, 110204352), (192, 106760466), (216, 94898192), (222, 92333376), (248, 82653264), (279, 73469568), (288, 71173644), (296, 69250032), (333, 61555584), (372, 55102176), (384, 53380233), (432, 47449096), (444, 46166688), (496, 41326632), (558, 36734784), (576, 35586822), (592, 34625016), (666, 30777792), (744, 27551088), (837, 24489856), (864, 23724548), (888, 23083344), (992, 20663316), (999, 20518528), (1116, 18367392), (1147, 17870976), (1152, 17793411), (1184, 17312508), (1332, 15388896), (1488, 13775544), (1674, 12244928), (1728, 11862274), (1776, 11541672), (1984, 10331658), (1998, 10259264), (2232, 9183696), (2294, 8935488), (2368, 8656254), (2664, 7694448), (2976, 6887772), (3348, 6122464), (3441, 5956992), (3456, 5931137), (3552, 5770836), (3968, 5165829), (3996, 5129632), (4464, 4591848), (4588, 4467744), (4736, 4328127), (5171, 3964032), (5328, 3847224), (5952, 3443886), (6696, 3061232), (6882, 2978496), (7104, 2885418), (7992, 2564816), (8928, 2295924), (9176, 2233872), (10323, 1985664), (10342, 1982016), (10656, 1923612), (11904, 1721943), (13392, 1530616), (13764, 1489248), (14208, 1442709), (15513, 1321344), (15984, 1282408), (17856, 1147962), (18352, 1116936), (20646, 992832), (20684, 991008), (21312, 961806), (26784, 765308), (27528, 744624), (30969, 661888), (31026, 660672), (31968, 641204), (35712, 573981), (36704, 558468), (41292, 496416), (41368, 495504), (42624, 480903), (46539, 440448), (53568, 382654), (55056, 372312), (61938, 330944), (62052, 330336), (63936, 320602), (73408, 279234), (82584, 248208), (82736, 247752), (93078, 220224), (107136, 191327), (110112, 186156), (123876, 165472), (124104, 165168), (127872, 160301), (139617, 146816)]