139324380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{178621}}^1$

素因数の和:178646

約数の個数: 48

約数和(自身を含む): 420118944

約数和(自身を除く): 280794564

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, 178621, 357242, 535863, 714484, 893105, 1071726, 1786210, 2143452, 2322073, 2679315, 3572420, 4644146, 5358630, 6966219, 9288292, 10717260, 11610365, 13932438, 23220730, 27864876, 34831095, 46441460, 69662190, 139324380]

約数ペア:

[(1, 139324380), (2, 69662190), (3, 46441460), (4, 34831095), (5, 27864876), (6, 23220730), (10, 13932438), (12, 11610365), (13, 10717260), (15, 9288292), (20, 6966219), (26, 5358630), (30, 4644146), (39, 3572420), (52, 2679315), (60, 2322073), (65, 2143452), (78, 1786210), (130, 1071726), (156, 893105), (195, 714484), (260, 535863), (390, 357242), (780, 178621)]