139309980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{13421}}^1$

素因数の和:13606

約数の個数: 48

約数和(自身を含む): 392351904

約数和(自身を除く): 253041924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 173, 346, 519, 692, 865, 1038, 1730, 2076, 2595, 3460, 5190, 10380, 13421, 26842, 40263, 53684, 67105, 80526, 134210, 161052, 201315, 268420, 402630, 805260, 2321833, 4643666, 6965499, 9287332, 11609165, 13930998, 23218330, 27861996, 34827495, 46436660, 69654990, 139309980]

約数ペア:

[(1, 139309980), (2, 69654990), (3, 46436660), (4, 34827495), (5, 27861996), (6, 23218330), (10, 13930998), (12, 11609165), (15, 9287332), (20, 6965499), (30, 4643666), (60, 2321833), (173, 805260), (346, 402630), (519, 268420), (692, 201315), (865, 161052), (1038, 134210), (1730, 80526), (2076, 67105), (2595, 53684), (3460, 40263), (5190, 26842), (10380, 13421)]