47152920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{887}}^1$

素因数の和:1344

約数の個数: 64

約数和(自身を含む): 141937920

約数和(自身を除く): 94785000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 443, 886, 887, 1329, 1772, 1774, 2215, 2658, 2661, 3544, 3548, 4430, 4435, 5316, 5322, 6645, 7096, 8860, 8870, 10632, 10644, 13290, 13305, 17720, 17740, 21288, 26580, 26610, 35480, 53160, 53220, 106440, 392941, 785882, 1178823, 1571764, 1964705, 2357646, 3143528, 3929410, 4715292, 5894115, 7858820, 9430584, 11788230, 15717640, 23576460, 47152920]

約数ペア:

[(1, 47152920), (2, 23576460), (3, 15717640), (4, 11788230), (5, 9430584), (6, 7858820), (8, 5894115), (10, 4715292), (12, 3929410), (15, 3143528), (20, 2357646), (24, 1964705), (30, 1571764), (40, 1178823), (60, 785882), (120, 392941), (443, 106440), (886, 53220), (887, 53160), (1329, 35480), (1772, 26610), (1774, 26580), (2215, 21288), (2658, 17740), (2661, 17720), (3544, 13305), (3548, 13290), (4430, 10644), (4435, 10632), (5316, 8870), (5322, 8860), (6645, 7096)]