80870940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4831}}^1$

素因数の和:4880

約数の個数: 96

約数和(自身を含む): 259768320

約数和(自身を除く): 178897380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 90, 93, 108, 124, 135, 155, 180, 186, 270, 279, 310, 372, 465, 540, 558, 620, 837, 930, 1116, 1395, 1674, 1860, 2790, 3348, 4185, 4831, 5580, 8370, 9662, 14493, 16740, 19324, 24155, 28986, 43479, 48310, 57972, 72465, 86958, 96620, 130437, 144930, 149761, 173916, 217395, 260874, 289860, 299522, 434790, 449283, 521748, 599044, 652185, 748805, 869580, 898566, 1304370, 1347849, 1497610, 1797132, 2246415, 2608740, 2695698, 2995220, 4043547, 4492830, 5391396, 6739245, 8087094, 8985660, 13478490, 16174188, 20217735, 26956980, 40435470, 80870940]

約数ペア:

[(1, 80870940), (2, 40435470), (3, 26956980), (4, 20217735), (5, 16174188), (6, 13478490), (9, 8985660), (10, 8087094), (12, 6739245), (15, 5391396), (18, 4492830), (20, 4043547), (27, 2995220), (30, 2695698), (31, 2608740), (36, 2246415), (45, 1797132), (54, 1497610), (60, 1347849), (62, 1304370), (90, 898566), (93, 869580), (108, 748805), (124, 652185), (135, 599044), (155, 521748), (180, 449283), (186, 434790), (270, 299522), (279, 289860), (310, 260874), (372, 217395), (465, 173916), (540, 149761), (558, 144930), (620, 130437), (837, 96620), (930, 86958), (1116, 72465), (1395, 57972), (1674, 48310), (1860, 43479), (2790, 28986), (3348, 24155), (4185, 19324), (4831, 16740), (5580, 14493), (8370, 9662)]