123775380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{687641}}^1$

素因数の和:687656

約数の個数: 36

約数和(自身を含む): 375452532

約数和(自身を除く): 251677152

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 687641, 1375282, 2062923, 2750564, 3438205, 4125846, 6188769, 6876410, 8251692, 10314615, 12377538, 13752820, 20629230, 24755076, 30943845, 41258460, 61887690, 123775380]

約数ペア:

[(1, 123775380), (2, 61887690), (3, 41258460), (4, 30943845), (5, 24755076), (6, 20629230), (9, 13752820), (10, 12377538), (12, 10314615), (15, 8251692), (18, 6876410), (20, 6188769), (30, 4125846), (36, 3438205), (45, 2750564), (60, 2062923), (90, 1375282), (180, 687641)]