220505784

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{2207}}^1$

素因数の和:2420

約数の個数: 64

約数和(自身を含む): 578672640

約数和(自身を除く): 358166856

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 69, 92, 138, 181, 184, 276, 362, 543, 552, 724, 1086, 1448, 2172, 2207, 4163, 4344, 4414, 6621, 8326, 8828, 12489, 13242, 16652, 17656, 24978, 26484, 33304, 49956, 50761, 52968, 99912, 101522, 152283, 203044, 304566, 399467, 406088, 609132, 798934, 1198401, 1218264, 1597868, 2396802, 3195736, 4793604, 9187741, 9587208, 18375482, 27563223, 36750964, 55126446, 73501928, 110252892, 220505784]

約数ペア:

[(1, 220505784), (2, 110252892), (3, 73501928), (4, 55126446), (6, 36750964), (8, 27563223), (12, 18375482), (23, 9587208), (24, 9187741), (46, 4793604), (69, 3195736), (92, 2396802), (138, 1597868), (181, 1218264), (184, 1198401), (276, 798934), (362, 609132), (543, 406088), (552, 399467), (724, 304566), (1086, 203044), (1448, 152283), (2172, 101522), (2207, 99912), (4163, 52968), (4344, 50761), (4414, 49956), (6621, 33304), (8326, 26484), (8828, 24978), (12489, 17656), (13242, 16652)]