331367440

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{2467}}^1$

素因数の和:2576

約数の個数: 80

約数和(自身を含む): 815269248

約数和(自身を除く): 483901808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 73, 80, 92, 115, 146, 184, 230, 292, 365, 368, 460, 584, 730, 920, 1168, 1460, 1679, 1840, 2467, 2920, 3358, 4934, 5840, 6716, 8395, 9868, 12335, 13432, 16790, 19736, 24670, 26864, 33580, 39472, 49340, 56741, 67160, 98680, 113482, 134320, 180091, 197360, 226964, 283705, 360182, 453928, 567410, 720364, 900455, 907856, 1134820, 1440728, 1800910, 2269640, 2881456, 3601820, 4142093, 4539280, 7203640, 8284186, 14407280, 16568372, 20710465, 33136744, 41420930, 66273488, 82841860, 165683720, 331367440]

約数ペア:

[(1, 331367440), (2, 165683720), (4, 82841860), (5, 66273488), (8, 41420930), (10, 33136744), (16, 20710465), (20, 16568372), (23, 14407280), (40, 8284186), (46, 7203640), (73, 4539280), (80, 4142093), (92, 3601820), (115, 2881456), (146, 2269640), (184, 1800910), (230, 1440728), (292, 1134820), (365, 907856), (368, 900455), (460, 720364), (584, 567410), (730, 453928), (920, 360182), (1168, 283705), (1460, 226964), (1679, 197360), (1840, 180091), (2467, 134320), (2920, 113482), (3358, 98680), (4934, 67160), (5840, 56741), (6716, 49340), (8395, 39472), (9868, 33580), (12335, 26864), (13432, 24670), (16790, 19736)]