20181757020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{181}}^1\times {\mathrm{397}}^1$

素因数の和:772

約数の個数: 192

約数和(自身を含む): 59191222272

約数和(自身を除く): 39009465252

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 151, 155, 181, 186, 302, 310, 362, 372, 397, 453, 465, 543, 604, 620, 724, 755, 794, 905, 906, 930, 1086, 1191, 1510, 1588, 1810, 1812, 1860, 1985, 2172, 2265, 2382, 2715, 3020, 3620, 3970, 4530, 4681, 4764, 5430, 5611, 5955, 7940, 9060, 9362, 10860, 11222, 11910, 12307, 14043, 16833, 18724, 22444, 23405, 23820, 24614, 27331, 28055, 28086, 33666, 36921, 46810, 49228, 54662, 56110, 56172, 59947, 61535, 67332, 70215, 71857, 73842, 81993, 84165, 93620, 109324, 112220, 119894, 123070, 136655, 140430, 143714, 147684, 163986, 168330, 179841, 184605, 215571, 239788, 246140, 273310, 280860, 287428, 299735, 327972, 336660, 359285, 359682, 369210, 409965, 431142, 546620, 599470, 718570, 719364, 738420, 819930, 847261, 862284, 899205, 1077855, 1198940, 1437140, 1639860, 1694522, 1798410, 1858357, 2155710, 2227567, 2541783, 3389044, 3596820, 3716714, 4236305, 4311420, 4455134, 5083566, 5575071, 6682701, 7433428, 8472610, 8910268, 9291785, 10167132, 10850407, 11137835, 11150142, 12708915, 13365402, 16945220, 18583570, 21700814, 22275670, 22300284, 25417830, 26730804, 27875355, 32551221, 33413505, 37167140, 43401628, 44551340, 50835660, 54252035, 55750710, 65102442, 66827010, 108504070, 111501420, 130204884, 133654020, 162756105, 217008140, 325512210, 336362617, 651024420, 672725234, 1009087851, 1345450468, 1681813085, 2018175702, 3363626170, 4036351404, 5045439255, 6727252340, 10090878510, 20181757020]

約数ペア:

[(1, 20181757020), (2, 10090878510), (3, 6727252340), (4, 5045439255), (5, 4036351404), (6, 3363626170), (10, 2018175702), (12, 1681813085), (15, 1345450468), (20, 1009087851), (30, 672725234), (31, 651024420), (60, 336362617), (62, 325512210), (93, 217008140), (124, 162756105), (151, 133654020), (155, 130204884), (181, 111501420), (186, 108504070), (302, 66827010), (310, 65102442), (362, 55750710), (372, 54252035), (397, 50835660), (453, 44551340), (465, 43401628), (543, 37167140), (604, 33413505), (620, 32551221), (724, 27875355), (755, 26730804), (794, 25417830), (905, 22300284), (906, 22275670), (930, 21700814), (1086, 18583570), (1191, 16945220), (1510, 13365402), (1588, 12708915), (1810, 11150142), (1812, 11137835), (1860, 10850407), (1985, 10167132), (2172, 9291785), (2265, 8910268), (2382, 8472610), (2715, 7433428), (3020, 6682701), (3620, 5575071), (3970, 5083566), (4530, 4455134), (4681, 4311420), (4764, 4236305), (5430, 3716714), (5611, 3596820), (5955, 3389044), (7940, 2541783), (9060, 2227567), (9362, 2155710), (10860, 1858357), (11222, 1798410), (11910, 1694522), (12307, 1639860), (14043, 1437140), (16833, 1198940), (18724, 1077855), (22444, 899205), (23405, 862284), (23820, 847261), (24614, 819930), (27331, 738420), (28055, 719364), (28086, 718570), (33666, 599470), (36921, 546620), (46810, 431142), (49228, 409965), (54662, 369210), (56110, 359682), (56172, 359285), (59947, 336660), (61535, 327972), (67332, 299735), (70215, 287428), (71857, 280860), (73842, 273310), (81993, 246140), (84165, 239788), (93620, 215571), (109324, 184605), (112220, 179841), (119894, 168330), (123070, 163986), (136655, 147684), (140430, 143714)]