168970720

素因数分解:

$2^5\times 5^1\times {\mathrm{521}}^1\times {\mathrm{2027}}^1$

素因数の和:2563

約数の個数: 48

約数和(自身を含む): 400156848

約数和(自身を除く): 231186128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 521, 1042, 2027, 2084, 2605, 4054, 4168, 5210, 8108, 8336, 10135, 10420, 16216, 16672, 20270, 20840, 32432, 40540, 41680, 64864, 81080, 83360, 162160, 324320, 1056067, 2112134, 4224268, 5280335, 8448536, 10560670, 16897072, 21121340, 33794144, 42242680, 84485360, 168970720]

約数ペア:

[(1, 168970720), (2, 84485360), (4, 42242680), (5, 33794144), (8, 21121340), (10, 16897072), (16, 10560670), (20, 8448536), (32, 5280335), (40, 4224268), (80, 2112134), (160, 1056067), (521, 324320), (1042, 162160), (2027, 83360), (2084, 81080), (2605, 64864), (4054, 41680), (4168, 40540), (5210, 32432), (8108, 20840), (8336, 20270), (10135, 16672), (10420, 16216)]