664271040

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{691949}}^1$

素因数の和:691969

約数の個数: 56

約数和(自身を含む): 2109063600

約数和(自身を除く): 1444792560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 691949, 1383898, 2075847, 2767796, 3459745, 4151694, 5535592, 6919490, 8303388, 10379235, 11071184, 13838980, 16606776, 20758470, 22142368, 27677960, 33213552, 41516940, 44284736, 55355920, 66427104, 83033880, 110711840, 132854208, 166067760, 221423680, 332135520, 664271040]

約数ペア:

[(1, 664271040), (2, 332135520), (3, 221423680), (4, 166067760), (5, 132854208), (6, 110711840), (8, 83033880), (10, 66427104), (12, 55355920), (15, 44284736), (16, 41516940), (20, 33213552), (24, 27677960), (30, 22142368), (32, 20758470), (40, 16606776), (48, 13838980), (60, 11071184), (64, 10379235), (80, 8303388), (96, 6919490), (120, 5535592), (160, 4151694), (192, 3459745), (240, 2767796), (320, 2075847), (480, 1383898), (960, 691949)]