260368080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{154981}}^1$

素因数の和:155004

約数の個数: 80

約数和(自身を含む): 922452864

約数和(自身を除く): 662084784

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 154981, 309962, 464943, 619924, 774905, 929886, 1084867, 1239848, 1549810, 1859772, 2169734, 2324715, 2479696, 3099620, 3254601, 3719544, 4339468, 4649430, 5424335, 6199240, 6509202, 7439088, 8678936, 9298860, 10848670, 12398480, 13018404, 16273005, 17357872, 18597720, 21697340, 26036808, 32546010, 37195440, 43394680, 52073616, 65092020, 86789360, 130184040, 260368080]

約数ペア:

[(1, 260368080), (2, 130184040), (3, 86789360), (4, 65092020), (5, 52073616), (6, 43394680), (7, 37195440), (8, 32546010), (10, 26036808), (12, 21697340), (14, 18597720), (15, 17357872), (16, 16273005), (20, 13018404), (21, 12398480), (24, 10848670), (28, 9298860), (30, 8678936), (35, 7439088), (40, 6509202), (42, 6199240), (48, 5424335), (56, 4649430), (60, 4339468), (70, 3719544), (80, 3254601), (84, 3099620), (105, 2479696), (112, 2324715), (120, 2169734), (140, 1859772), (168, 1549810), (210, 1239848), (240, 1084867), (280, 929886), (336, 774905), (420, 619924), (560, 464943), (840, 309962), (1680, 154981)]