144065240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{327421}}^1$

素因数の和:327443

約数の個数: 32

約数和(自身を含む): 353615760

約数和(自身を除く): 209550520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 327421, 654842, 1309684, 1637105, 2619368, 3274210, 3601631, 6548420, 7203262, 13096840, 14406524, 18008155, 28813048, 36016310, 72032620, 144065240]

約数ペア:

[(1, 144065240), (2, 72032620), (4, 36016310), (5, 28813048), (8, 18008155), (10, 14406524), (11, 13096840), (20, 7203262), (22, 6548420), (40, 3601631), (44, 3274210), (55, 2619368), (88, 1637105), (110, 1309684), (220, 654842), (440, 327421)]