52421220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1609}}^1$

素因数の和:1805

約数の個数: 72

約数和(自身を含む): 159988920

約数和(自身を除く): 107567700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 181, 362, 543, 724, 905, 1086, 1609, 1629, 1810, 2172, 2715, 3218, 3258, 3620, 4827, 5430, 6436, 6516, 8045, 8145, 9654, 10860, 14481, 16090, 16290, 19308, 24135, 28962, 32180, 32580, 48270, 57924, 72405, 96540, 144810, 289620, 291229, 582458, 873687, 1164916, 1456145, 1747374, 2621061, 2912290, 3494748, 4368435, 5242122, 5824580, 8736870, 10484244, 13105305, 17473740, 26210610, 52421220]

約数ペア:

[(1, 52421220), (2, 26210610), (3, 17473740), (4, 13105305), (5, 10484244), (6, 8736870), (9, 5824580), (10, 5242122), (12, 4368435), (15, 3494748), (18, 2912290), (20, 2621061), (30, 1747374), (36, 1456145), (45, 1164916), (60, 873687), (90, 582458), (180, 291229), (181, 289620), (362, 144810), (543, 96540), (724, 72405), (905, 57924), (1086, 48270), (1609, 32580), (1629, 32180), (1810, 28962), (2172, 24135), (2715, 19308), (3218, 16290), (3258, 16090), (3620, 14481), (4827, 10860), (5430, 9654), (6436, 8145), (6516, 8045)]