171581220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{317743}}^1$

素因数の和:317761

約数の個数: 48

約数和(自身を含む): 533809920

約数和(自身を除く): 362228700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 317743, 635486, 953229, 1270972, 1588715, 1906458, 2859687, 3177430, 3812916, 4766145, 5719374, 6354860, 8579061, 9532290, 11438748, 14298435, 17158122, 19064580, 28596870, 34316244, 42895305, 57193740, 85790610, 171581220]

約数ペア:

[(1, 171581220), (2, 85790610), (3, 57193740), (4, 42895305), (5, 34316244), (6, 28596870), (9, 19064580), (10, 17158122), (12, 14298435), (15, 11438748), (18, 9532290), (20, 8579061), (27, 6354860), (30, 5719374), (36, 4766145), (45, 3812916), (54, 3177430), (60, 2859687), (90, 1906458), (108, 1588715), (135, 1270972), (180, 953229), (270, 635486), (540, 317743)]