315085920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{656429}}^1$

素因数の和:656447

約数の個数: 48

約数和(自身を含む): 992522160

約数和(自身を除く): 677436240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 656429, 1312858, 1969287, 2625716, 3282145, 3938574, 5251432, 6564290, 7877148, 9846435, 10502864, 13128580, 15754296, 19692870, 21005728, 26257160, 31508592, 39385740, 52514320, 63017184, 78771480, 105028640, 157542960, 315085920]

約数ペア:

[(1, 315085920), (2, 157542960), (3, 105028640), (4, 78771480), (5, 63017184), (6, 52514320), (8, 39385740), (10, 31508592), (12, 26257160), (15, 21005728), (16, 19692870), (20, 15754296), (24, 13128580), (30, 10502864), (32, 9846435), (40, 7877148), (48, 6564290), (60, 5251432), (80, 3938574), (96, 3282145), (120, 2625716), (160, 1969287), (240, 1312858), (480, 656429)]