64964220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{659}}^1$

素因数の和:755

約数の個数: 96

約数和(自身を含む): 191600640

約数和(自身を除く): 126636420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 53, 60, 62, 93, 106, 124, 155, 159, 186, 212, 265, 310, 318, 372, 465, 530, 620, 636, 659, 795, 930, 1060, 1318, 1590, 1643, 1860, 1977, 2636, 3180, 3286, 3295, 3954, 4929, 6572, 6590, 7908, 8215, 9858, 9885, 13180, 16430, 19716, 19770, 20429, 24645, 32860, 34927, 39540, 40858, 49290, 61287, 69854, 81716, 98580, 102145, 104781, 122574, 139708, 174635, 204290, 209562, 245148, 306435, 349270, 408580, 419124, 523905, 612870, 698540, 1047810, 1082737, 1225740, 2095620, 2165474, 3248211, 4330948, 5413685, 6496422, 10827370, 12992844, 16241055, 21654740, 32482110, 64964220]

約数ペア:

[(1, 64964220), (2, 32482110), (3, 21654740), (4, 16241055), (5, 12992844), (6, 10827370), (10, 6496422), (12, 5413685), (15, 4330948), (20, 3248211), (30, 2165474), (31, 2095620), (53, 1225740), (60, 1082737), (62, 1047810), (93, 698540), (106, 612870), (124, 523905), (155, 419124), (159, 408580), (186, 349270), (212, 306435), (265, 245148), (310, 209562), (318, 204290), (372, 174635), (465, 139708), (530, 122574), (620, 104781), (636, 102145), (659, 98580), (795, 81716), (930, 69854), (1060, 61287), (1318, 49290), (1590, 40858), (1643, 39540), (1860, 34927), (1977, 32860), (2636, 24645), (3180, 20429), (3286, 19770), (3295, 19716), (3954, 16430), (4929, 13180), (6572, 9885), (6590, 9858), (7908, 8215)]