210147697575

素因数分解:

$3^2\times 5^2\times {\mathrm{281}}^1\times {\mathrm{1619}}^1\times {\mathrm{2053}}^1$

素因数の和:3969

約数の個数: 72

約数和(自身を含む): 378154792080

約数和(自身を除く): 168007094505

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 281, 843, 1405, 1619, 2053, 2529, 4215, 4857, 6159, 7025, 8095, 10265, 12645, 14571, 18477, 21075, 24285, 30795, 40475, 51325, 63225, 72855, 92385, 121425, 153975, 364275, 454939, 461925, 576893, 1364817, 1730679, 2274695, 2884465, 3323807, 4094451, 5192037, 6824085, 8653395, 9971421, 11373475, 14422325, 16619035, 20472255, 25960185, 29914263, 34120425, 43266975, 49857105, 83095175, 102361275, 129800925, 149571315, 249285525, 747856575, 933989767, 2801969301, 4669948835, 8405907903, 14009846505, 23349744175, 42029539515, 70049232525, 210147697575]

約数ペア:

[(1, 210147697575), (3, 70049232525), (5, 42029539515), (9, 23349744175), (15, 14009846505), (25, 8405907903), (45, 4669948835), (75, 2801969301), (225, 933989767), (281, 747856575), (843, 249285525), (1405, 149571315), (1619, 129800925), (2053, 102361275), (2529, 83095175), (4215, 49857105), (4857, 43266975), (6159, 34120425), (7025, 29914263), (8095, 25960185), (10265, 20472255), (12645, 16619035), (14571, 14422325), (18477, 11373475), (21075, 9971421), (24285, 8653395), (30795, 6824085), (40475, 5192037), (51325, 4094451), (63225, 3323807), (72855, 2884465), (92385, 2274695), (121425, 1730679), (153975, 1364817), (364275, 576893), (454939, 461925)]