27811260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{367}}^1\times {\mathrm{421}}^1$

素因数の和:803

約数の個数: 72

約数和(自身を含む): 84791616

約数和(自身を除く): 56980356

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 367, 421, 734, 842, 1101, 1263, 1468, 1684, 1835, 2105, 2202, 2526, 3303, 3670, 3789, 4210, 4404, 5052, 5505, 6315, 6606, 7340, 7578, 8420, 11010, 12630, 13212, 15156, 16515, 18945, 22020, 25260, 33030, 37890, 66060, 75780, 154507, 309014, 463521, 618028, 772535, 927042, 1390563, 1545070, 1854084, 2317605, 2781126, 3090140, 4635210, 5562252, 6952815, 9270420, 13905630, 27811260]

約数ペア:

[(1, 27811260), (2, 13905630), (3, 9270420), (4, 6952815), (5, 5562252), (6, 4635210), (9, 3090140), (10, 2781126), (12, 2317605), (15, 1854084), (18, 1545070), (20, 1390563), (30, 927042), (36, 772535), (45, 618028), (60, 463521), (90, 309014), (180, 154507), (367, 75780), (421, 66060), (734, 37890), (842, 33030), (1101, 25260), (1263, 22020), (1468, 18945), (1684, 16515), (1835, 15156), (2105, 13212), (2202, 12630), (2526, 11010), (3303, 8420), (3670, 7578), (3789, 7340), (4210, 6606), (4404, 6315), (5052, 5505)]