315351540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{250279}}^1$

素因数の和:250301

約数の個数: 72

約数和(自身を含む): 1093223040

約数和(自身を除く): 777871500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 250279, 500558, 750837, 1001116, 1251395, 1501674, 1751953, 2252511, 2502790, 3003348, 3503906, 3754185, 4505022, 5005580, 5255859, 7007812, 7508370, 8759765, 9010044, 10511718, 11262555, 15016740, 15767577, 17519530, 21023436, 22525110, 26279295, 31535154, 35039060, 45050220, 52558590, 63070308, 78837885, 105117180, 157675770, 315351540]

約数ペア:

[(1, 315351540), (2, 157675770), (3, 105117180), (4, 78837885), (5, 63070308), (6, 52558590), (7, 45050220), (9, 35039060), (10, 31535154), (12, 26279295), (14, 22525110), (15, 21023436), (18, 17519530), (20, 15767577), (21, 15016740), (28, 11262555), (30, 10511718), (35, 9010044), (36, 8759765), (42, 7508370), (45, 7007812), (60, 5255859), (63, 5005580), (70, 4505022), (84, 3754185), (90, 3503906), (105, 3003348), (126, 2502790), (140, 2252511), (180, 1751953), (210, 1501674), (252, 1251395), (315, 1001116), (420, 750837), (630, 500558), (1260, 250279)]