120379160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{1997}}^1$

素因数の和:2156

約数の個数: 64

約数和(自身を含む): 297781920

約数和(自身を除く): 177402760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 137, 220, 274, 440, 548, 685, 1096, 1370, 1507, 1997, 2740, 3014, 3994, 5480, 6028, 7535, 7988, 9985, 12056, 15070, 15976, 19970, 21967, 30140, 39940, 43934, 60280, 79880, 87868, 109835, 175736, 219670, 273589, 439340, 547178, 878680, 1094356, 1367945, 2188712, 2735890, 3009479, 5471780, 6018958, 10943560, 12037916, 15047395, 24075832, 30094790, 60189580, 120379160]

約数ペア:

[(1, 120379160), (2, 60189580), (4, 30094790), (5, 24075832), (8, 15047395), (10, 12037916), (11, 10943560), (20, 6018958), (22, 5471780), (40, 3009479), (44, 2735890), (55, 2188712), (88, 1367945), (110, 1094356), (137, 878680), (220, 547178), (274, 439340), (440, 273589), (548, 219670), (685, 175736), (1096, 109835), (1370, 87868), (1507, 79880), (1997, 60280), (2740, 43934), (3014, 39940), (3994, 30140), (5480, 21967), (6028, 19970), (7535, 15976), (7988, 15070), (9985, 12056)]