390985830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149803}}^1$

素因数の和:149845

約数の個数: 48

約数和(自身を含む): 1051624080

約数和(自身を除く): 660638250

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 435, 522, 870, 1305, 2610, 149803, 299606, 449409, 749015, 898818, 1348227, 1498030, 2247045, 2696454, 4344287, 4494090, 6741135, 8688574, 13032861, 13482270, 21721435, 26065722, 39098583, 43442870, 65164305, 78197166, 130328610, 195492915, 390985830]

約数ペア:

[(1, 390985830), (2, 195492915), (3, 130328610), (5, 78197166), (6, 65164305), (9, 43442870), (10, 39098583), (15, 26065722), (18, 21721435), (29, 13482270), (30, 13032861), (45, 8688574), (58, 6741135), (87, 4494090), (90, 4344287), (145, 2696454), (174, 2247045), (261, 1498030), (290, 1348227), (435, 898818), (522, 749015), (870, 449409), (1305, 299606), (2610, 149803)]