187935280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1151}}^1$

素因数の和:1334

約数の個数: 80

約数和(自身を含む): 473969664

約数和(自身を除く): 286034384

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 157, 208, 260, 314, 520, 628, 785, 1040, 1151, 1256, 1570, 2041, 2302, 2512, 3140, 4082, 4604, 5755, 6280, 8164, 9208, 10205, 11510, 12560, 14963, 16328, 18416, 20410, 23020, 29926, 32656, 40820, 46040, 59852, 74815, 81640, 92080, 119704, 149630, 163280, 180707, 239408, 299260, 361414, 598520, 722828, 903535, 1197040, 1445656, 1807070, 2349191, 2891312, 3614140, 4698382, 7228280, 9396764, 11745955, 14456560, 18793528, 23491910, 37587056, 46983820, 93967640, 187935280]

約数ペア:

[(1, 187935280), (2, 93967640), (4, 46983820), (5, 37587056), (8, 23491910), (10, 18793528), (13, 14456560), (16, 11745955), (20, 9396764), (26, 7228280), (40, 4698382), (52, 3614140), (65, 2891312), (80, 2349191), (104, 1807070), (130, 1445656), (157, 1197040), (208, 903535), (260, 722828), (314, 598520), (520, 361414), (628, 299260), (785, 239408), (1040, 180707), (1151, 163280), (1256, 149630), (1570, 119704), (2041, 92080), (2302, 81640), (2512, 74815), (3140, 59852), (4082, 46040), (4604, 40820), (5755, 32656), (6280, 29926), (8164, 23020), (9208, 20410), (10205, 18416), (11510, 16328), (12560, 14963)]