187854680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{1499}}^1$

素因数の和:1764

約数の個数: 64

約数和(自身を含む): 457380000

約数和(自身を除く): 269525320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 241, 260, 482, 520, 964, 1205, 1499, 1928, 2410, 2998, 3133, 4820, 5996, 6266, 7495, 9640, 11992, 12532, 14990, 15665, 19487, 25064, 29980, 31330, 38974, 59960, 62660, 77948, 97435, 125320, 155896, 194870, 361259, 389740, 722518, 779480, 1445036, 1806295, 2890072, 3612590, 4696367, 7225180, 9392734, 14450360, 18785468, 23481835, 37570936, 46963670, 93927340, 187854680]

約数ペア:

[(1, 187854680), (2, 93927340), (4, 46963670), (5, 37570936), (8, 23481835), (10, 18785468), (13, 14450360), (20, 9392734), (26, 7225180), (40, 4696367), (52, 3612590), (65, 2890072), (104, 1806295), (130, 1445036), (241, 779480), (260, 722518), (482, 389740), (520, 361259), (964, 194870), (1205, 155896), (1499, 125320), (1928, 97435), (2410, 77948), (2998, 62660), (3133, 59960), (4820, 38974), (5996, 31330), (6266, 29980), (7495, 25064), (9640, 19487), (11992, 15665), (12532, 14990)]