290937420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{179591}}^1$

素因数の和:179612

約数の個数: 60

約数和(自身を含む): 912686544

約数和(自身を除く): 621749124

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, 179591, 359182, 538773, 718364, 897955, 1077546, 1616319, 1795910, 2155092, 2693865, 3232638, 3591820, 4848957, 5387730, 6465276, 8081595, 9697914, 10775460, 14546871, 16163190, 19395828, 24244785, 29093742, 32326380, 48489570, 58187484, 72734355, 96979140, 145468710, 290937420]

約数ペア:

[(1, 290937420), (2, 145468710), (3, 96979140), (4, 72734355), (5, 58187484), (6, 48489570), (9, 32326380), (10, 29093742), (12, 24244785), (15, 19395828), (18, 16163190), (20, 14546871), (27, 10775460), (30, 9697914), (36, 8081595), (45, 6465276), (54, 5387730), (60, 4848957), (81, 3591820), (90, 3232638), (108, 2693865), (135, 2155092), (162, 1795910), (180, 1616319), (270, 1077546), (324, 897955), (405, 718364), (540, 538773), (810, 359182), (1620, 179591)]