15019980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{1499}}^1$

素因数の和:1678

約数の個数: 48

約数和(自身を含む): 42336000

約数和(自身を除く): 27316020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 167, 334, 501, 668, 835, 1002, 1499, 1670, 2004, 2505, 2998, 3340, 4497, 5010, 5996, 7495, 8994, 10020, 14990, 17988, 22485, 29980, 44970, 89940, 250333, 500666, 750999, 1001332, 1251665, 1501998, 2503330, 3003996, 3754995, 5006660, 7509990, 15019980]

約数ペア:

[(1, 15019980), (2, 7509990), (3, 5006660), (4, 3754995), (5, 3003996), (6, 2503330), (10, 1501998), (12, 1251665), (15, 1001332), (20, 750999), (30, 500666), (60, 250333), (167, 89940), (334, 44970), (501, 29980), (668, 22485), (835, 17988), (1002, 14990), (1499, 10020), (1670, 8994), (2004, 7495), (2505, 5996), (2998, 5010), (3340, 4497)]