74914120

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:398

約数の個数: 64

約数和(自身を含む): 172915200

約数和(自身を除く): 98001080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 151, 157, 158, 302, 314, 316, 395, 604, 628, 632, 755, 785, 790, 1208, 1256, 1510, 1570, 1580, 3020, 3140, 3160, 6040, 6280, 11929, 12403, 23707, 23858, 24806, 47414, 47716, 49612, 59645, 62015, 94828, 95432, 99224, 118535, 119290, 124030, 189656, 237070, 238580, 248060, 474140, 477160, 496120, 948280, 1872853, 3745706, 7491412, 9364265, 14982824, 18728530, 37457060, 74914120]

約数ペア:

[(1, 74914120), (2, 37457060), (4, 18728530), (5, 14982824), (8, 9364265), (10, 7491412), (20, 3745706), (40, 1872853), (79, 948280), (151, 496120), (157, 477160), (158, 474140), (302, 248060), (314, 238580), (316, 237070), (395, 189656), (604, 124030), (628, 119290), (632, 118535), (755, 99224), (785, 95432), (790, 94828), (1208, 62015), (1256, 59645), (1510, 49612), (1570, 47716), (1580, 47414), (3020, 24806), (3140, 23858), (3160, 23707), (6040, 12403), (6280, 11929)]