215612874

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6779}}^1$

素因数の和:6840

約数の個数: 64

約数和(自身を含む): 520704000

約数和(自身を除く): 305091126

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 31, 38, 54, 57, 62, 93, 114, 171, 186, 279, 342, 513, 558, 589, 837, 1026, 1178, 1674, 1767, 3534, 5301, 6779, 10602, 13558, 15903, 20337, 31806, 40674, 61011, 122022, 128801, 183033, 210149, 257602, 366066, 386403, 420298, 630447, 772806, 1159209, 1260894, 1891341, 2318418, 3477627, 3782682, 3992831, 5674023, 6955254, 7985662, 11348046, 11978493, 23956986, 35935479, 71870958, 107806437, 215612874]

約数ペア:

[(1, 215612874), (2, 107806437), (3, 71870958), (6, 35935479), (9, 23956986), (18, 11978493), (19, 11348046), (27, 7985662), (31, 6955254), (38, 5674023), (54, 3992831), (57, 3782682), (62, 3477627), (93, 2318418), (114, 1891341), (171, 1260894), (186, 1159209), (279, 772806), (342, 630447), (513, 420298), (558, 386403), (589, 366066), (837, 257602), (1026, 210149), (1178, 183033), (1674, 128801), (1767, 122022), (3534, 61011), (5301, 40674), (6779, 31806), (10602, 20337), (13558, 15903)]