15440960

素因数分解:

$2^6\times 5^1\times {\mathrm{73}}^1\times {\mathrm{661}}^1$

素因数の和:751

約数の個数: 56

約数和(自身を含む): 37328856

約数和(自身を除く): 21887896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 146, 160, 292, 320, 365, 584, 661, 730, 1168, 1322, 1460, 2336, 2644, 2920, 3305, 4672, 5288, 5840, 6610, 10576, 11680, 13220, 21152, 23360, 26440, 42304, 48253, 52880, 96506, 105760, 193012, 211520, 241265, 386024, 482530, 772048, 965060, 1544096, 1930120, 3088192, 3860240, 7720480, 15440960]

約数ペア:

[(1, 15440960), (2, 7720480), (4, 3860240), (5, 3088192), (8, 1930120), (10, 1544096), (16, 965060), (20, 772048), (32, 482530), (40, 386024), (64, 241265), (73, 211520), (80, 193012), (146, 105760), (160, 96506), (292, 52880), (320, 48253), (365, 42304), (584, 26440), (661, 23360), (730, 21152), (1168, 13220), (1322, 11680), (1460, 10576), (2336, 6610), (2644, 5840), (2920, 5288), (3305, 4672)]