218218330

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{1021}}^1$

素因数の和:1135

約数の個数: 64

約数和(自身を含む): 450334080

約数和(自身を除く): 232115750

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 67, 110, 134, 145, 290, 319, 335, 638, 670, 737, 1021, 1474, 1595, 1943, 2042, 3190, 3685, 3886, 5105, 7370, 9715, 10210, 11231, 19430, 21373, 22462, 29609, 42746, 56155, 59218, 68407, 106865, 112310, 136814, 148045, 213730, 296090, 325699, 342035, 651398, 684070, 752477, 1504954, 1628495, 1983803, 3256990, 3762385, 3967606, 7524770, 9919015, 19838030, 21821833, 43643666, 109109165, 218218330]

約数ペア:

[(1, 218218330), (2, 109109165), (5, 43643666), (10, 21821833), (11, 19838030), (22, 9919015), (29, 7524770), (55, 3967606), (58, 3762385), (67, 3256990), (110, 1983803), (134, 1628495), (145, 1504954), (290, 752477), (319, 684070), (335, 651398), (638, 342035), (670, 325699), (737, 296090), (1021, 213730), (1474, 148045), (1595, 136814), (1943, 112310), (2042, 106865), (3190, 68407), (3685, 59218), (3886, 56155), (5105, 42746), (7370, 29609), (9715, 22462), (10210, 21373), (11231, 19430)]