315048140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{383}}^1\times {\mathrm{3739}}^1$

素因数の和:4142

約数の個数: 48

約数和(自身を含む): 723824640

約数和(自身を除く): 408776500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 383, 766, 1532, 1915, 3739, 3830, 4213, 7478, 7660, 8426, 14956, 16852, 18695, 21065, 37390, 41129, 42130, 74780, 82258, 84260, 164516, 205645, 411290, 822580, 1432037, 2864074, 5728148, 7160185, 14320370, 15752407, 28640740, 31504814, 63009628, 78762035, 157524070, 315048140]

約数ペア:

[(1, 315048140), (2, 157524070), (4, 78762035), (5, 63009628), (10, 31504814), (11, 28640740), (20, 15752407), (22, 14320370), (44, 7160185), (55, 5728148), (110, 2864074), (220, 1432037), (383, 822580), (766, 411290), (1532, 205645), (1915, 164516), (3739, 84260), (3830, 82258), (4213, 74780), (7478, 42130), (7660, 41129), (8426, 37390), (14956, 21065), (16852, 18695)]