51386220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{9209}}^1$

素因数の和:9255

約数の個数: 72

約数和(自身を含む): 160917120

約数和(自身を除く): 109530900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 9209, 18418, 27627, 36836, 46045, 55254, 82881, 92090, 110508, 138135, 165762, 184180, 276270, 285479, 331524, 414405, 552540, 570958, 828810, 856437, 1141916, 1427395, 1657620, 1712874, 2569311, 2854790, 3425748, 4282185, 5138622, 5709580, 8564370, 10277244, 12846555, 17128740, 25693110, 51386220]

約数ペア:

[(1, 51386220), (2, 25693110), (3, 17128740), (4, 12846555), (5, 10277244), (6, 8564370), (9, 5709580), (10, 5138622), (12, 4282185), (15, 3425748), (18, 2854790), (20, 2569311), (30, 1712874), (31, 1657620), (36, 1427395), (45, 1141916), (60, 856437), (62, 828810), (90, 570958), (93, 552540), (124, 414405), (155, 331524), (180, 285479), (186, 276270), (279, 184180), (310, 165762), (372, 138135), (465, 110508), (558, 92090), (620, 82881), (930, 55254), (1116, 46045), (1395, 36836), (1860, 27627), (2790, 18418), (5580, 9209)]