149450320

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{81223}}^1$

素因数の和:81259

約数の個数: 40

約数和(自身を含む): 362583936

約数和(自身を除く): 213133616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 81223, 162446, 324892, 406115, 649784, 812230, 1299568, 1624460, 1868129, 3248920, 3736258, 6497840, 7472516, 9340645, 14945032, 18681290, 29890064, 37362580, 74725160, 149450320]

約数ペア:

[(1, 149450320), (2, 74725160), (4, 37362580), (5, 29890064), (8, 18681290), (10, 14945032), (16, 9340645), (20, 7472516), (23, 6497840), (40, 3736258), (46, 3248920), (80, 1868129), (92, 1624460), (115, 1299568), (184, 812230), (230, 649784), (368, 406115), (460, 324892), (920, 162446), (1840, 81223)]