615840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{1283}}^1$

素因数の和:1301

約数の個数: 48

約数和(自身を含む): 1941408

約数和(自身を除く): 1325568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 1283, 2566, 3849, 5132, 6415, 7698, 10264, 12830, 15396, 19245, 20528, 25660, 30792, 38490, 41056, 51320, 61584, 76980, 102640, 123168, 153960, 205280, 307920, 615840]

約数ペア:

[(1, 615840), (2, 307920), (3, 205280), (4, 153960), (5, 123168), (6, 102640), (8, 76980), (10, 61584), (12, 51320), (15, 41056), (16, 38490), (20, 30792), (24, 25660), (30, 20528), (32, 19245), (40, 15396), (48, 12830), (60, 10264), (80, 7698), (96, 6415), (120, 5132), (160, 3849), (240, 2566), (480, 1283)]