289454920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{2819}}^1$

素因数の和:2998

約数の個数: 64

約数和(自身を含む): 694396800

約数和(自身を除く): 404941880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 151, 170, 302, 340, 604, 680, 755, 1208, 1510, 2567, 2819, 3020, 5134, 5638, 6040, 10268, 11276, 12835, 14095, 20536, 22552, 25670, 28190, 47923, 51340, 56380, 95846, 102680, 112760, 191692, 239615, 383384, 425669, 479230, 851338, 958460, 1702676, 1916920, 2128345, 3405352, 4256690, 7236373, 8513380, 14472746, 17026760, 28945492, 36181865, 57890984, 72363730, 144727460, 289454920]

約数ペア:

[(1, 289454920), (2, 144727460), (4, 72363730), (5, 57890984), (8, 36181865), (10, 28945492), (17, 17026760), (20, 14472746), (34, 8513380), (40, 7236373), (68, 4256690), (85, 3405352), (136, 2128345), (151, 1916920), (170, 1702676), (302, 958460), (340, 851338), (604, 479230), (680, 425669), (755, 383384), (1208, 239615), (1510, 191692), (2567, 112760), (2819, 102680), (3020, 95846), (5134, 56380), (5638, 51340), (6040, 47923), (10268, 28190), (11276, 25670), (12835, 22552), (14095, 20536)]