209347440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{872281}}^1$

素因数の和:872297

約数の個数: 40

約数和(自身を含む): 648977808

約数和(自身を除く): 439630368

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 872281, 1744562, 2616843, 3489124, 4361405, 5233686, 6978248, 8722810, 10467372, 13084215, 13956496, 17445620, 20934744, 26168430, 34891240, 41869488, 52336860, 69782480, 104673720, 209347440]

約数ペア:

[(1, 209347440), (2, 104673720), (3, 69782480), (4, 52336860), (5, 41869488), (6, 34891240), (8, 26168430), (10, 20934744), (12, 17445620), (15, 13956496), (16, 13084215), (20, 10467372), (24, 8722810), (30, 6978248), (40, 5233686), (48, 4361405), (60, 3489124), (80, 2616843), (120, 1744562), (240, 872281)]