15045840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{20897}}^1$

素因数の和:20916

約数の個数: 60

約数和(自身を含む): 50531364

約数和(自身を除く): 35485524

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 20897, 41794, 62691, 83588, 104485, 125382, 167176, 188073, 208970, 250764, 313455, 334352, 376146, 417940, 501528, 626910, 752292, 835880, 940365, 1003056, 1253820, 1504584, 1671760, 1880730, 2507640, 3009168, 3761460, 5015280, 7522920, 15045840]

約数ペア:

[(1, 15045840), (2, 7522920), (3, 5015280), (4, 3761460), (5, 3009168), (6, 2507640), (8, 1880730), (9, 1671760), (10, 1504584), (12, 1253820), (15, 1003056), (16, 940365), (18, 835880), (20, 752292), (24, 626910), (30, 501528), (36, 417940), (40, 376146), (45, 334352), (48, 313455), (60, 250764), (72, 208970), (80, 188073), (90, 167176), (120, 125382), (144, 104485), (180, 83588), (240, 62691), (360, 41794), (720, 20897)]