123724380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{158621}}^1$

素因数の和:158646

約数の個数: 48

約数和(自身を含む): 373078944

約数和(自身を除く): 249354564

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, 158621, 317242, 475863, 634484, 793105, 951726, 1586210, 1903452, 2062073, 2379315, 3172420, 4124146, 4758630, 6186219, 8248292, 9517260, 10310365, 12372438, 20620730, 24744876, 30931095, 41241460, 61862190, 123724380]

約数ペア:

[(1, 123724380), (2, 61862190), (3, 41241460), (4, 30931095), (5, 24744876), (6, 20620730), (10, 12372438), (12, 10310365), (13, 9517260), (15, 8248292), (20, 6186219), (26, 4758630), (30, 4124146), (39, 3172420), (52, 2379315), (60, 2062073), (65, 1903452), (78, 1586210), (130, 951726), (156, 793105), (195, 634484), (260, 475863), (390, 317242), (780, 158621)]