64801590

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:294

約数の個数: 128

約数和(自身を含む): 190080000

約数和(自身を除く): 125278410

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 109, 114, 133, 149, 190, 210, 218, 266, 285, 298, 327, 399, 447, 545, 570, 654, 665, 745, 763, 798, 894, 1043, 1090, 1330, 1490, 1526, 1635, 1995, 2071, 2086, 2235, 2289, 2831, 3129, 3270, 3815, 3990, 4142, 4470, 4578, 5215, 5662, 6213, 6258, 7630, 8493, 10355, 10430, 11445, 12426, 14155, 14497, 15645, 16241, 16986, 19817, 20710, 22890, 28310, 28994, 31065, 31290, 32482, 39634, 42465, 43491, 48723, 59451, 62130, 72485, 81205, 84930, 86982, 97446, 99085, 113687, 118902, 144970, 162410, 198170, 217455, 227374, 243615, 297255, 308579, 341061, 434910, 487230, 568435, 594510, 617158, 682122, 925737, 1136870, 1542895, 1705305, 1851474, 2160053, 3085790, 3410610, 4320106, 4628685, 6480159, 9257370, 10800265, 12960318, 21600530, 32400795, 64801590]

約数ペア:

[(1, 64801590), (2, 32400795), (3, 21600530), (5, 12960318), (6, 10800265), (7, 9257370), (10, 6480159), (14, 4628685), (15, 4320106), (19, 3410610), (21, 3085790), (30, 2160053), (35, 1851474), (38, 1705305), (42, 1542895), (57, 1136870), (70, 925737), (95, 682122), (105, 617158), (109, 594510), (114, 568435), (133, 487230), (149, 434910), (190, 341061), (210, 308579), (218, 297255), (266, 243615), (285, 227374), (298, 217455), (327, 198170), (399, 162410), (447, 144970), (545, 118902), (570, 113687), (654, 99085), (665, 97446), (745, 86982), (763, 84930), (798, 81205), (894, 72485), (1043, 62130), (1090, 59451), (1330, 48723), (1490, 43491), (1526, 42465), (1635, 39634), (1995, 32482), (2071, 31290), (2086, 31065), (2235, 28994), (2289, 28310), (2831, 22890), (3129, 20710), (3270, 19817), (3815, 16986), (3990, 16241), (4142, 15645), (4470, 14497), (4578, 14155), (5215, 12426), (5662, 11445), (6213, 10430), (6258, 10355), (7630, 8493)]