157420380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{201821}}^1$

素因数の和:201846

約数の個数: 48

約数和(自身を含む): 474685344

約数和(自身を除く): 317264964

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 201821, 403642, 605463, 807284, 1009105, 1210926, 2018210, 2421852, 2623673, 3027315, 4036420, 5247346, 6054630, 7871019, 10494692, 12109260, 13118365, 15742038, 26236730, 31484076, 39355095, 52473460, 78710190, 157420380]

約数ペア:

[(1, 157420380), (2, 78710190), (3, 52473460), (4, 39355095), (5, 31484076), (6, 26236730), (10, 15742038), (12, 13118365), (13, 12109260), (15, 10494692), (20, 7871019), (26, 6054630), (30, 5247346), (39, 4036420), (52, 3027315), (60, 2623673), (65, 2421852), (78, 2018210), (130, 1210926), (156, 1009105), (195, 807284), (260, 605463), (390, 403642), (780, 201821)]