81134220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{28771}}^1$

素因数の和:28830

約数の個数: 48

約数和(自身を含む): 232017408

約数和(自身を除く): 150883188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 2820, 28771, 57542, 86313, 115084, 143855, 172626, 287710, 345252, 431565, 575420, 863130, 1352237, 1726260, 2704474, 4056711, 5408948, 6761185, 8113422, 13522370, 16226844, 20283555, 27044740, 40567110, 81134220]

約数ペア:

[(1, 81134220), (2, 40567110), (3, 27044740), (4, 20283555), (5, 16226844), (6, 13522370), (10, 8113422), (12, 6761185), (15, 5408948), (20, 4056711), (30, 2704474), (47, 1726260), (60, 1352237), (94, 863130), (141, 575420), (188, 431565), (235, 345252), (282, 287710), (470, 172626), (564, 143855), (705, 115084), (940, 86313), (1410, 57542), (2820, 28771)]