15919380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{1499}}^1$

素因数の和:1573

約数の個数: 72

約数和(自身を含む): 49140000

約数和(自身を除く): 33220620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 885, 1062, 1180, 1499, 1770, 2124, 2655, 2998, 3540, 4497, 5310, 5996, 7495, 8994, 10620, 13491, 14990, 17988, 22485, 26982, 29980, 44970, 53964, 67455, 88441, 89940, 134910, 176882, 265323, 269820, 353764, 442205, 530646, 795969, 884410, 1061292, 1326615, 1591938, 1768820, 2653230, 3183876, 3979845, 5306460, 7959690, 15919380]

約数ペア:

[(1, 15919380), (2, 7959690), (3, 5306460), (4, 3979845), (5, 3183876), (6, 2653230), (9, 1768820), (10, 1591938), (12, 1326615), (15, 1061292), (18, 884410), (20, 795969), (30, 530646), (36, 442205), (45, 353764), (59, 269820), (60, 265323), (90, 176882), (118, 134910), (177, 89940), (180, 88441), (236, 67455), (295, 53964), (354, 44970), (531, 29980), (590, 26982), (708, 22485), (885, 17988), (1062, 14990), (1180, 13491), (1499, 10620), (1770, 8994), (2124, 7495), (2655, 5996), (2998, 5310), (3540, 4497)]