643288080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{2680367}}^1$

素因数の和:2680383

約数の個数: 40

約数和(自身を含む): 1994193792

約数和(自身を除く): 1350905712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 2680367, 5360734, 8041101, 10721468, 13401835, 16082202, 21442936, 26803670, 32164404, 40205505, 42885872, 53607340, 64328808, 80411010, 107214680, 128657616, 160822020, 214429360, 321644040, 643288080]

約数ペア:

[(1, 643288080), (2, 321644040), (3, 214429360), (4, 160822020), (5, 128657616), (6, 107214680), (8, 80411010), (10, 64328808), (12, 53607340), (15, 42885872), (16, 40205505), (20, 32164404), (24, 26803670), (30, 21442936), (40, 16082202), (48, 13401835), (60, 10721468), (80, 8041101), (120, 5360734), (240, 2680367)]