715320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{1987}}^1$

素因数の和:2004

約数の個数: 48

約数和(自身を含む): 2325960

約数和(自身を除く): 1610640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 1987, 3974, 5961, 7948, 9935, 11922, 15896, 17883, 19870, 23844, 29805, 35766, 39740, 47688, 59610, 71532, 79480, 89415, 119220, 143064, 178830, 238440, 357660, 715320]

約数ペア:

[(1, 715320), (2, 357660), (3, 238440), (4, 178830), (5, 143064), (6, 119220), (8, 89415), (9, 79480), (10, 71532), (12, 59610), (15, 47688), (18, 39740), (20, 35766), (24, 29805), (30, 23844), (36, 19870), (40, 17883), (45, 15896), (60, 11922), (72, 9935), (90, 7948), (120, 5961), (180, 3974), (360, 1987)]