381185880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{13291}}^1$

素因数の和:13544

約数の個数: 64

約数和(自身を含む): 1148428800

約数和(自身を除く): 767242920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 239, 478, 717, 956, 1195, 1434, 1912, 2390, 2868, 3585, 4780, 5736, 7170, 9560, 13291, 14340, 26582, 28680, 39873, 53164, 66455, 79746, 106328, 132910, 159492, 199365, 265820, 318984, 398730, 531640, 797460, 1594920, 3176549, 6353098, 9529647, 12706196, 15882745, 19059294, 25412392, 31765490, 38118588, 47648235, 63530980, 76237176, 95296470, 127061960, 190592940, 381185880]

約数ペア:

[(1, 381185880), (2, 190592940), (3, 127061960), (4, 95296470), (5, 76237176), (6, 63530980), (8, 47648235), (10, 38118588), (12, 31765490), (15, 25412392), (20, 19059294), (24, 15882745), (30, 12706196), (40, 9529647), (60, 6353098), (120, 3176549), (239, 1594920), (478, 797460), (717, 531640), (956, 398730), (1195, 318984), (1434, 265820), (1912, 199365), (2390, 159492), (2868, 132910), (3585, 106328), (4780, 79746), (5736, 66455), (7170, 53164), (9560, 39873), (13291, 28680), (14340, 26582)]