146479640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{1409}}^1$

素因数の和:1556

約数の個数: 64

約数和(自身を含む): 347198400

約数和(自身を除く): 200718760

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 113, 115, 184, 226, 230, 452, 460, 565, 904, 920, 1130, 1409, 2260, 2599, 2818, 4520, 5198, 5636, 7045, 10396, 11272, 12995, 14090, 20792, 25990, 28180, 32407, 51980, 56360, 64814, 103960, 129628, 159217, 162035, 259256, 318434, 324070, 636868, 648140, 796085, 1273736, 1296280, 1592170, 3184340, 3661991, 6368680, 7323982, 14647964, 18309955, 29295928, 36619910, 73239820, 146479640]

約数ペア:

[(1, 146479640), (2, 73239820), (4, 36619910), (5, 29295928), (8, 18309955), (10, 14647964), (20, 7323982), (23, 6368680), (40, 3661991), (46, 3184340), (92, 1592170), (113, 1296280), (115, 1273736), (184, 796085), (226, 648140), (230, 636868), (452, 324070), (460, 318434), (565, 259256), (904, 162035), (920, 159217), (1130, 129628), (1409, 103960), (2260, 64814), (2599, 56360), (2818, 51980), (4520, 32407), (5198, 28180), (5636, 25990), (7045, 20792), (10396, 14090), (11272, 12995)]