121265180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1\times {\mathrm{617}}^1$

素因数の和:974

約数の個数: 48

約数和(自身を含む): 264128256

約数和(自身を除く): 142863076

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 317, 617, 620, 634, 1234, 1268, 1585, 2468, 3085, 3170, 6170, 6340, 9827, 12340, 19127, 19654, 38254, 39308, 49135, 76508, 95635, 98270, 191270, 195589, 196540, 382540, 391178, 782356, 977945, 1955890, 3911780, 6063259, 12126518, 24253036, 30316295, 60632590, 121265180]

約数ペア:

[(1, 121265180), (2, 60632590), (4, 30316295), (5, 24253036), (10, 12126518), (20, 6063259), (31, 3911780), (62, 1955890), (124, 977945), (155, 782356), (310, 391178), (317, 382540), (617, 196540), (620, 195589), (634, 191270), (1234, 98270), (1268, 95635), (1585, 76508), (2468, 49135), (3085, 39308), (3170, 38254), (6170, 19654), (6340, 19127), (9827, 12340)]