215682280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{16903}}^1$

素因数の和:16954

約数の個数: 64

約数和(自身を含む): 547689600

約数和(自身を除く): 332007320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 88, 110, 116, 145, 220, 232, 290, 319, 440, 580, 638, 1160, 1276, 1595, 2552, 3190, 6380, 12760, 16903, 33806, 67612, 84515, 135224, 169030, 185933, 338060, 371866, 490187, 676120, 743732, 929665, 980374, 1487464, 1859330, 1960748, 2450935, 3718660, 3921496, 4901870, 5392057, 7437320, 9803740, 10784114, 19607480, 21568228, 26960285, 43136456, 53920570, 107841140, 215682280]

約数ペア:

[(1, 215682280), (2, 107841140), (4, 53920570), (5, 43136456), (8, 26960285), (10, 21568228), (11, 19607480), (20, 10784114), (22, 9803740), (29, 7437320), (40, 5392057), (44, 4901870), (55, 3921496), (58, 3718660), (88, 2450935), (110, 1960748), (116, 1859330), (145, 1487464), (220, 980374), (232, 929665), (290, 743732), (319, 676120), (440, 490187), (580, 371866), (638, 338060), (1160, 185933), (1276, 169030), (1595, 135224), (2552, 84515), (3190, 67612), (6380, 33806), (12760, 16903)]