212513520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{885473}}^1$

素因数の和:885489

約数の個数: 40

約数和(自身を含む): 658792656

約数和(自身を除く): 446279136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 885473, 1770946, 2656419, 3541892, 4427365, 5312838, 7083784, 8854730, 10625676, 13282095, 14167568, 17709460, 21251352, 26564190, 35418920, 42502704, 53128380, 70837840, 106256760, 212513520]

約数ペア:

[(1, 212513520), (2, 106256760), (3, 70837840), (4, 53128380), (5, 42502704), (6, 35418920), (8, 26564190), (10, 21251352), (12, 17709460), (15, 14167568), (16, 13282095), (20, 10625676), (24, 8854730), (30, 7083784), (40, 5312838), (48, 4427365), (60, 3541892), (80, 2656419), (120, 1770946), (240, 885473)]