135122920

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{397}}^1$

素因数の和:602

約数の個数: 64

約数和(自身を含む): 311777280

約数和(自身を除く): 176654360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 127, 134, 254, 268, 335, 397, 508, 536, 635, 670, 794, 1016, 1270, 1340, 1588, 1985, 2540, 2680, 3176, 3970, 5080, 7940, 8509, 15880, 17018, 26599, 34036, 42545, 50419, 53198, 68072, 85090, 100838, 106396, 132995, 170180, 201676, 212792, 252095, 265990, 340360, 403352, 504190, 531980, 1008380, 1063960, 2016760, 3378073, 6756146, 13512292, 16890365, 27024584, 33780730, 67561460, 135122920]

約数ペア:

[(1, 135122920), (2, 67561460), (4, 33780730), (5, 27024584), (8, 16890365), (10, 13512292), (20, 6756146), (40, 3378073), (67, 2016760), (127, 1063960), (134, 1008380), (254, 531980), (268, 504190), (335, 403352), (397, 340360), (508, 265990), (536, 252095), (635, 212792), (670, 201676), (794, 170180), (1016, 132995), (1270, 106396), (1340, 100838), (1588, 85090), (1985, 68072), (2540, 53198), (2680, 50419), (3176, 42545), (3970, 34036), (5080, 26599), (7940, 17018), (8509, 15880)]