138173520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{575723}}^1$

素因数の和:575739

約数の個数: 40

約数和(自身を含む): 428338656

約数和(自身を除く): 290165136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 575723, 1151446, 1727169, 2302892, 2878615, 3454338, 4605784, 5757230, 6908676, 8635845, 9211568, 11514460, 13817352, 17271690, 23028920, 27634704, 34543380, 46057840, 69086760, 138173520]

約数ペア:

[(1, 138173520), (2, 69086760), (3, 46057840), (4, 34543380), (5, 27634704), (6, 23028920), (8, 17271690), (10, 13817352), (12, 11514460), (15, 9211568), (16, 8635845), (20, 6908676), (24, 5757230), (30, 4605784), (40, 3454338), (48, 2878615), (60, 2302892), (80, 1727169), (120, 1151446), (240, 575723)]