42494940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{769}}^1$

素因数の和:1091

約数の個数: 72

約数和(自身を含む): 129489360

約数和(自身を除く): 86994420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 307, 614, 769, 921, 1228, 1535, 1538, 1842, 2307, 2763, 3070, 3076, 3684, 3845, 4605, 4614, 5526, 6140, 6921, 7690, 9210, 9228, 11052, 11535, 13815, 13842, 15380, 18420, 23070, 27630, 27684, 34605, 46140, 55260, 69210, 138420, 236083, 472166, 708249, 944332, 1180415, 1416498, 2124747, 2360830, 2832996, 3541245, 4249494, 4721660, 7082490, 8498988, 10623735, 14164980, 21247470, 42494940]

約数ペア:

[(1, 42494940), (2, 21247470), (3, 14164980), (4, 10623735), (5, 8498988), (6, 7082490), (9, 4721660), (10, 4249494), (12, 3541245), (15, 2832996), (18, 2360830), (20, 2124747), (30, 1416498), (36, 1180415), (45, 944332), (60, 708249), (90, 472166), (180, 236083), (307, 138420), (614, 69210), (769, 55260), (921, 46140), (1228, 34605), (1535, 27684), (1538, 27630), (1842, 23070), (2307, 18420), (2763, 15380), (3070, 13842), (3076, 13815), (3684, 11535), (3845, 11052), (4605, 9228), (4614, 9210), (5526, 7690), (6140, 6921)]