240135980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{10271}}^1$

素因数の和:10454

約数の個数: 48

約数和(自身を含む): 579833856

約数和(自身を除く): 339697876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 167, 334, 668, 835, 1169, 1670, 2338, 3340, 4676, 5845, 10271, 11690, 20542, 23380, 41084, 51355, 71897, 102710, 143794, 205420, 287588, 359485, 718970, 1437940, 1715257, 3430514, 6861028, 8576285, 12006799, 17152570, 24013598, 34305140, 48027196, 60033995, 120067990, 240135980]

約数ペア:

[(1, 240135980), (2, 120067990), (4, 60033995), (5, 48027196), (7, 34305140), (10, 24013598), (14, 17152570), (20, 12006799), (28, 8576285), (35, 6861028), (70, 3430514), (140, 1715257), (167, 1437940), (334, 718970), (668, 359485), (835, 287588), (1169, 205420), (1670, 143794), (2338, 102710), (3340, 71897), (4676, 51355), (5845, 41084), (10271, 23380), (11690, 20542)]