64568340

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{39857}}^1$

素因数の和:39878

約数の個数: 60

約数和(自身を含む): 202558356

約数和(自身を除く): 137990016

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 39857, 79714, 119571, 159428, 199285, 239142, 358713, 398570, 478284, 597855, 717426, 797140, 1076139, 1195710, 1434852, 1793565, 2152278, 2391420, 3228417, 3587130, 4304556, 5380695, 6456834, 7174260, 10761390, 12913668, 16142085, 21522780, 32284170, 64568340]

約数ペア:

[(1, 64568340), (2, 32284170), (3, 21522780), (4, 16142085), (5, 12913668), (6, 10761390), (9, 7174260), (10, 6456834), (12, 5380695), (15, 4304556), (18, 3587130), (20, 3228417), (27, 2391420), (30, 2152278), (36, 1793565), (45, 1434852), (54, 1195710), (60, 1076139), (81, 797140), (90, 717426), (108, 597855), (135, 478284), (162, 398570), (180, 358713), (270, 239142), (324, 199285), (405, 159428), (540, 119571), (810, 79714), (1620, 39857)]