138395280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{576647}}^1$

素因数の和:576663

約数の個数: 40

約数和(自身を含む): 429026112

約数和(自身を除く): 290630832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 576647, 1153294, 1729941, 2306588, 2883235, 3459882, 4613176, 5766470, 6919764, 8649705, 9226352, 11532940, 13839528, 17299410, 23065880, 27679056, 34598820, 46131760, 69197640, 138395280]

約数ペア:

[(1, 138395280), (2, 69197640), (3, 46131760), (4, 34598820), (5, 27679056), (6, 23065880), (8, 17299410), (10, 13839528), (12, 11532940), (15, 9226352), (16, 8649705), (20, 6919764), (24, 5766470), (30, 4613176), (40, 3459882), (48, 2883235), (60, 2306588), (80, 1729941), (120, 1153294), (240, 576647)]