159743920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{40751}}^1$

素因数の和:40778

約数の個数: 60

約数和(自身を含む): 432052704

約数和(自身を除く): 272308784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 40751, 81502, 163004, 203755, 285257, 326008, 407510, 570514, 652016, 815020, 1141028, 1426285, 1630040, 1996799, 2282056, 2852570, 3260080, 3993598, 4564112, 5705140, 7987196, 9983995, 11410280, 15974392, 19967990, 22820560, 31948784, 39935980, 79871960, 159743920]

約数ペア:

[(1, 159743920), (2, 79871960), (4, 39935980), (5, 31948784), (7, 22820560), (8, 19967990), (10, 15974392), (14, 11410280), (16, 9983995), (20, 7987196), (28, 5705140), (35, 4564112), (40, 3993598), (49, 3260080), (56, 2852570), (70, 2282056), (80, 1996799), (98, 1630040), (112, 1426285), (140, 1141028), (196, 815020), (245, 652016), (280, 570514), (392, 407510), (490, 326008), (560, 285257), (784, 203755), (980, 163004), (1960, 81502), (3920, 40751)]