121445870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{421}}^1$

素因数の和:765

約数の個数: 64

約数和(自身を含む): 270539136

約数和(自身を除く): 149093266

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 317, 421, 455, 634, 842, 910, 1585, 2105, 2219, 2947, 3170, 4121, 4210, 4438, 5473, 5894, 8242, 10946, 11095, 14735, 20605, 22190, 27365, 28847, 29470, 38311, 41210, 54730, 57694, 76622, 133457, 144235, 191555, 266914, 288470, 383110, 667285, 934199, 1334570, 1734941, 1868398, 3469882, 4670995, 8674705, 9341990, 12144587, 17349410, 24289174, 60722935, 121445870]

約数ペア:

[(1, 121445870), (2, 60722935), (5, 24289174), (7, 17349410), (10, 12144587), (13, 9341990), (14, 8674705), (26, 4670995), (35, 3469882), (65, 1868398), (70, 1734941), (91, 1334570), (130, 934199), (182, 667285), (317, 383110), (421, 288470), (455, 266914), (634, 191555), (842, 144235), (910, 133457), (1585, 76622), (2105, 57694), (2219, 54730), (2947, 41210), (3170, 38311), (4121, 29470), (4210, 28847), (4438, 27365), (5473, 22190), (5894, 20605), (8242, 14735), (10946, 11095)]