648410520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{27997}}^1$

素因数の和:28204

約数の個数: 64

約数和(自身を含む): 1955380320

約数和(自身を除く): 1306969800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 193, 386, 579, 772, 965, 1158, 1544, 1930, 2316, 2895, 3860, 4632, 5790, 7720, 11580, 23160, 27997, 55994, 83991, 111988, 139985, 167982, 223976, 279970, 335964, 419955, 559940, 671928, 839910, 1119880, 1679820, 3359640, 5403421, 10806842, 16210263, 21613684, 27017105, 32420526, 43227368, 54034210, 64841052, 81051315, 108068420, 129682104, 162102630, 216136840, 324205260, 648410520]

約数ペア:

[(1, 648410520), (2, 324205260), (3, 216136840), (4, 162102630), (5, 129682104), (6, 108068420), (8, 81051315), (10, 64841052), (12, 54034210), (15, 43227368), (20, 32420526), (24, 27017105), (30, 21613684), (40, 16210263), (60, 10806842), (120, 5403421), (193, 3359640), (386, 1679820), (579, 1119880), (772, 839910), (965, 671928), (1158, 559940), (1544, 419955), (1930, 335964), (2316, 279970), (2895, 223976), (3860, 167982), (4632, 139985), (5790, 111988), (7720, 83991), (11580, 55994), (23160, 27997)]