218361320

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1\times {\mathrm{313}}^1$

素因数の和:594

約数の個数: 64

約数和(自身を含む): 500541120

約数和(自身を除く): 282179800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 163, 214, 313, 326, 428, 535, 626, 652, 815, 856, 1070, 1252, 1304, 1565, 1630, 2140, 2504, 3130, 3260, 4280, 6260, 6520, 12520, 17441, 33491, 34882, 51019, 66982, 69764, 87205, 102038, 133964, 139528, 167455, 174410, 204076, 255095, 267928, 334910, 348820, 408152, 510190, 669820, 697640, 1020380, 1339640, 2040760, 5459033, 10918066, 21836132, 27295165, 43672264, 54590330, 109180660, 218361320]

約数ペア:

[(1, 218361320), (2, 109180660), (4, 54590330), (5, 43672264), (8, 27295165), (10, 21836132), (20, 10918066), (40, 5459033), (107, 2040760), (163, 1339640), (214, 1020380), (313, 697640), (326, 669820), (428, 510190), (535, 408152), (626, 348820), (652, 334910), (815, 267928), (856, 255095), (1070, 204076), (1252, 174410), (1304, 167455), (1565, 139528), (1630, 133964), (2140, 102038), (2504, 87205), (3130, 69764), (3260, 66982), (4280, 51019), (6260, 34882), (6520, 33491), (12520, 17441)]