1268951880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{14957}}^1$

素因数の和:15079

約数の個数: 128

約数和(自身を含む): 4394062080

約数和(自身を除く): 3125110200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 101, 105, 120, 140, 168, 202, 210, 280, 303, 404, 420, 505, 606, 707, 808, 840, 1010, 1212, 1414, 1515, 2020, 2121, 2424, 2828, 3030, 3535, 4040, 4242, 5656, 6060, 7070, 8484, 10605, 12120, 14140, 14957, 16968, 21210, 28280, 29914, 42420, 44871, 59828, 74785, 84840, 89742, 104699, 119656, 149570, 179484, 209398, 224355, 299140, 314097, 358968, 418796, 448710, 523495, 598280, 628194, 837592, 897420, 1046990, 1256388, 1510657, 1570485, 1794840, 2093980, 2512776, 3021314, 3140970, 4187960, 4531971, 6042628, 6281940, 7553285, 9063942, 10574599, 12085256, 12563880, 15106570, 18127884, 21149198, 22659855, 30213140, 31723797, 36255768, 42298396, 45319710, 52872995, 60426280, 63447594, 84596792, 90639420, 105745990, 126895188, 158618985, 181278840, 211491980, 253790376, 317237970, 422983960, 634475940, 1268951880]

約数ペア:

[(1, 1268951880), (2, 634475940), (3, 422983960), (4, 317237970), (5, 253790376), (6, 211491980), (7, 181278840), (8, 158618985), (10, 126895188), (12, 105745990), (14, 90639420), (15, 84596792), (20, 63447594), (21, 60426280), (24, 52872995), (28, 45319710), (30, 42298396), (35, 36255768), (40, 31723797), (42, 30213140), (56, 22659855), (60, 21149198), (70, 18127884), (84, 15106570), (101, 12563880), (105, 12085256), (120, 10574599), (140, 9063942), (168, 7553285), (202, 6281940), (210, 6042628), (280, 4531971), (303, 4187960), (404, 3140970), (420, 3021314), (505, 2512776), (606, 2093980), (707, 1794840), (808, 1570485), (840, 1510657), (1010, 1256388), (1212, 1046990), (1414, 897420), (1515, 837592), (2020, 628194), (2121, 598280), (2424, 523495), (2828, 448710), (3030, 418796), (3535, 358968), (4040, 314097), (4242, 299140), (5656, 224355), (6060, 209398), (7070, 179484), (8484, 149570), (10605, 119656), (12120, 104699), (14140, 89742), (14957, 84840), (16968, 74785), (21210, 59828), (28280, 44871), (29914, 42420)]