1077720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{1283}}^1$

素因数の和:1304

約数の個数: 64

約数和(自身を含む): 3697920

約数和(自身を除く): 2620200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 1283, 2566, 3849, 5132, 6415, 7698, 8981, 10264, 12830, 15396, 17962, 19245, 25660, 26943, 30792, 35924, 38490, 44905, 51320, 53886, 71848, 76980, 89810, 107772, 134715, 153960, 179620, 215544, 269430, 359240, 538860, 1077720]

約数ペア:

[(1, 1077720), (2, 538860), (3, 359240), (4, 269430), (5, 215544), (6, 179620), (7, 153960), (8, 134715), (10, 107772), (12, 89810), (14, 76980), (15, 71848), (20, 53886), (21, 51320), (24, 44905), (28, 38490), (30, 35924), (35, 30792), (40, 26943), (42, 25660), (56, 19245), (60, 17962), (70, 15396), (84, 12830), (105, 10264), (120, 8981), (140, 7698), (168, 6415), (210, 5132), (280, 3849), (420, 2566), (840, 1283)]