279995970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{11981}}^1$

素因数の和:12051

約数の個数: 64

約数和(自身を含む): 724671360

約数和(自身を除く): 444675390

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 41, 57, 82, 95, 114, 123, 190, 205, 246, 285, 410, 570, 615, 779, 1230, 1558, 2337, 3895, 4674, 7790, 11685, 11981, 23370, 23962, 35943, 59905, 71886, 119810, 179715, 227639, 359430, 455278, 491221, 682917, 982442, 1138195, 1365834, 1473663, 2276390, 2456105, 2947326, 3414585, 4912210, 6829170, 7368315, 9333199, 14736630, 18666398, 27999597, 46665995, 55999194, 93331990, 139997985, 279995970]

約数ペア:

[(1, 279995970), (2, 139997985), (3, 93331990), (5, 55999194), (6, 46665995), (10, 27999597), (15, 18666398), (19, 14736630), (30, 9333199), (38, 7368315), (41, 6829170), (57, 4912210), (82, 3414585), (95, 2947326), (114, 2456105), (123, 2276390), (190, 1473663), (205, 1365834), (246, 1138195), (285, 982442), (410, 682917), (570, 491221), (615, 455278), (779, 359430), (1230, 227639), (1558, 179715), (2337, 119810), (3895, 71886), (4674, 59905), (7790, 35943), (11685, 23962), (11981, 23370)]