387603160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{2657}}^1$

素因数の和:3196

約数の個数: 64

約数和(自身を含む): 998982720

約数和(自身を除く): 611379560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 521, 1042, 2084, 2605, 2657, 3647, 4168, 5210, 5314, 7294, 10420, 10628, 13285, 14588, 18235, 18599, 20840, 21256, 26570, 29176, 36470, 37198, 53140, 72940, 74396, 92995, 106280, 145880, 148792, 185990, 371980, 743960, 1384297, 2768594, 5537188, 6921485, 9690079, 11074376, 13842970, 19380158, 27685940, 38760316, 48450395, 55371880, 77520632, 96900790, 193801580, 387603160]

約数ペア:

[(1, 387603160), (2, 193801580), (4, 96900790), (5, 77520632), (7, 55371880), (8, 48450395), (10, 38760316), (14, 27685940), (20, 19380158), (28, 13842970), (35, 11074376), (40, 9690079), (56, 6921485), (70, 5537188), (140, 2768594), (280, 1384297), (521, 743960), (1042, 371980), (2084, 185990), (2605, 148792), (2657, 145880), (3647, 106280), (4168, 92995), (5210, 74396), (5314, 72940), (7294, 53140), (10420, 37198), (10628, 36470), (13285, 29176), (14588, 26570), (18235, 21256), (18599, 20840)]