64785720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{539881}}^1$

素因数の和:539895

約数の個数: 32

約数和(自身を含む): 194357520

約数和(自身を除く): 129571800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 539881, 1079762, 1619643, 2159524, 2699405, 3239286, 4319048, 5398810, 6478572, 8098215, 10797620, 12957144, 16196430, 21595240, 32392860, 64785720]

約数ペア:

[(1, 64785720), (2, 32392860), (3, 21595240), (4, 16196430), (5, 12957144), (6, 10797620), (8, 8098215), (10, 6478572), (12, 5398810), (15, 4319048), (20, 3239286), (24, 2699405), (30, 2159524), (40, 1619643), (60, 1079762), (120, 539881)]