55138920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2309}}^1$

素因数の和:2522

約数の個数: 64

約数和(自身を含む): 166320000

約数和(自身を除く): 111181080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 199, 398, 597, 796, 995, 1194, 1592, 1990, 2309, 2388, 2985, 3980, 4618, 4776, 5970, 6927, 7960, 9236, 11545, 11940, 13854, 18472, 23090, 23880, 27708, 34635, 46180, 55416, 69270, 92360, 138540, 277080, 459491, 918982, 1378473, 1837964, 2297455, 2756946, 3675928, 4594910, 5513892, 6892365, 9189820, 11027784, 13784730, 18379640, 27569460, 55138920]

約数ペア:

[(1, 55138920), (2, 27569460), (3, 18379640), (4, 13784730), (5, 11027784), (6, 9189820), (8, 6892365), (10, 5513892), (12, 4594910), (15, 3675928), (20, 2756946), (24, 2297455), (30, 1837964), (40, 1378473), (60, 918982), (120, 459491), (199, 277080), (398, 138540), (597, 92360), (796, 69270), (995, 55416), (1194, 46180), (1592, 34635), (1990, 27708), (2309, 23880), (2388, 23090), (2985, 18472), (3980, 13854), (4618, 11940), (4776, 11545), (5970, 9236), (6927, 7960)]