317687680

素因数分解:

$2^7\times 5^1\times {\mathrm{41}}^1\times {\mathrm{12107}}^1$

素因数の和:12167

約数の個数: 64

約数和(自身を含む): 778060080

約数和(自身を除く): 460372400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 320, 328, 410, 640, 656, 820, 1312, 1640, 2624, 3280, 5248, 6560, 12107, 13120, 24214, 26240, 48428, 60535, 96856, 121070, 193712, 242140, 387424, 484280, 496387, 774848, 968560, 992774, 1549696, 1937120, 1985548, 2481935, 3874240, 3971096, 4963870, 7748480, 7942192, 9927740, 15884384, 19855480, 31768768, 39710960, 63537536, 79421920, 158843840, 317687680]

約数ペア:

[(1, 317687680), (2, 158843840), (4, 79421920), (5, 63537536), (8, 39710960), (10, 31768768), (16, 19855480), (20, 15884384), (32, 9927740), (40, 7942192), (41, 7748480), (64, 4963870), (80, 3971096), (82, 3874240), (128, 2481935), (160, 1985548), (164, 1937120), (205, 1549696), (320, 992774), (328, 968560), (410, 774848), (640, 496387), (656, 484280), (820, 387424), (1312, 242140), (1640, 193712), (2624, 121070), (3280, 96856), (5248, 60535), (6560, 48428), (12107, 26240), (13120, 24214)]