57187920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{997}}^1$

素因数の和:1252

約数の個数: 80

約数和(自身を含む): 178202880

約数和(自身を除く): 121014960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 239, 240, 478, 717, 956, 997, 1195, 1434, 1912, 1994, 2390, 2868, 2991, 3585, 3824, 3988, 4780, 4985, 5736, 5982, 7170, 7976, 9560, 9970, 11472, 11964, 14340, 14955, 15952, 19120, 19940, 23928, 28680, 29910, 39880, 47856, 57360, 59820, 79760, 119640, 238283, 239280, 476566, 714849, 953132, 1191415, 1429698, 1906264, 2382830, 2859396, 3574245, 3812528, 4765660, 5718792, 7148490, 9531320, 11437584, 14296980, 19062640, 28593960, 57187920]

約数ペア:

[(1, 57187920), (2, 28593960), (3, 19062640), (4, 14296980), (5, 11437584), (6, 9531320), (8, 7148490), (10, 5718792), (12, 4765660), (15, 3812528), (16, 3574245), (20, 2859396), (24, 2382830), (30, 1906264), (40, 1429698), (48, 1191415), (60, 953132), (80, 714849), (120, 476566), (239, 239280), (240, 238283), (478, 119640), (717, 79760), (956, 59820), (997, 57360), (1195, 47856), (1434, 39880), (1912, 29910), (1994, 28680), (2390, 23928), (2868, 19940), (2991, 19120), (3585, 15952), (3824, 14955), (3988, 14340), (4780, 11964), (4985, 11472), (5736, 9970), (5982, 9560), (7170, 7976)]