366948361880

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{6661}}^1\times {\mathrm{6991}}^1$

素因数の和:13860

約数の個数: 64

約数和(自身を含む): 830068145280

約数和(自身を除く): 463119783400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 6661, 6991, 7880, 13322, 13982, 26644, 27964, 33305, 34955, 53288, 55928, 66610, 69910, 133220, 139820, 266440, 279640, 1312217, 1377227, 2624434, 2754454, 5248868, 5508908, 6561085, 6886135, 10497736, 11017816, 13122170, 13772270, 26244340, 27544540, 46567051, 52488680, 55089080, 93134102, 186268204, 232835255, 372536408, 465670510, 931341020, 1862682040, 9173709047, 18347418094, 36694836188, 45868545235, 73389672376, 91737090470, 183474180940, 366948361880]

約数ペア:

[(1, 366948361880), (2, 183474180940), (4, 91737090470), (5, 73389672376), (8, 45868545235), (10, 36694836188), (20, 18347418094), (40, 9173709047), (197, 1862682040), (394, 931341020), (788, 465670510), (985, 372536408), (1576, 232835255), (1970, 186268204), (3940, 93134102), (6661, 55089080), (6991, 52488680), (7880, 46567051), (13322, 27544540), (13982, 26244340), (26644, 13772270), (27964, 13122170), (33305, 11017816), (34955, 10497736), (53288, 6886135), (55928, 6561085), (66610, 5508908), (69910, 5248868), (133220, 2754454), (139820, 2624434), (266440, 1377227), (279640, 1312217)]