15665965040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{691}}^1\times {\mathrm{25763}}^1$

素因数の和:26478

約数の個数: 80

約数和(自身を含む): 39793631616

約数和(自身を除く): 24127666576

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 691, 880, 1382, 2764, 3455, 5528, 6910, 7601, 11056, 13820, 15202, 25763, 27640, 30404, 38005, 51526, 55280, 60808, 76010, 103052, 121616, 128815, 152020, 206104, 257630, 283393, 304040, 412208, 515260, 566786, 608080, 1030520, 1133572, 1416965, 2061040, 2267144, 2833930, 4534288, 5667860, 11335720, 17802233, 22671440, 35604466, 71208932, 89011165, 142417864, 178022330, 195824563, 284835728, 356044660, 391649126, 712089320, 783298252, 979122815, 1424178640, 1566596504, 1958245630, 3133193008, 3916491260, 7832982520, 15665965040]

約数ペア:

[(1, 15665965040), (2, 7832982520), (4, 3916491260), (5, 3133193008), (8, 1958245630), (10, 1566596504), (11, 1424178640), (16, 979122815), (20, 783298252), (22, 712089320), (40, 391649126), (44, 356044660), (55, 284835728), (80, 195824563), (88, 178022330), (110, 142417864), (176, 89011165), (220, 71208932), (440, 35604466), (691, 22671440), (880, 17802233), (1382, 11335720), (2764, 5667860), (3455, 4534288), (5528, 2833930), (6910, 2267144), (7601, 2061040), (11056, 1416965), (13820, 1133572), (15202, 1030520), (25763, 608080), (27640, 566786), (30404, 515260), (38005, 412208), (51526, 304040), (55280, 283393), (60808, 257630), (76010, 206104), (103052, 152020), (121616, 128815)]