31435128

素因数分解:

$2^3\times 3^4\times {\mathrm{139}}^1\times {\mathrm{349}}^1$

素因数の和:506

約数の個数: 80

約数和(自身を含む): 88935000

約数和(自身を除く): 57499872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 139, 162, 216, 278, 324, 349, 417, 556, 648, 698, 834, 1047, 1112, 1251, 1396, 1668, 2094, 2502, 2792, 3141, 3336, 3753, 4188, 5004, 6282, 7506, 8376, 9423, 10008, 11259, 12564, 15012, 18846, 22518, 25128, 28269, 30024, 37692, 45036, 48511, 56538, 75384, 90072, 97022, 113076, 145533, 194044, 226152, 291066, 388088, 436599, 582132, 873198, 1164264, 1309797, 1746396, 2619594, 3492792, 3929391, 5239188, 7858782, 10478376, 15717564, 31435128]

約数ペア:

[(1, 31435128), (2, 15717564), (3, 10478376), (4, 7858782), (6, 5239188), (8, 3929391), (9, 3492792), (12, 2619594), (18, 1746396), (24, 1309797), (27, 1164264), (36, 873198), (54, 582132), (72, 436599), (81, 388088), (108, 291066), (139, 226152), (162, 194044), (216, 145533), (278, 113076), (324, 97022), (349, 90072), (417, 75384), (556, 56538), (648, 48511), (698, 45036), (834, 37692), (1047, 30024), (1112, 28269), (1251, 25128), (1396, 22518), (1668, 18846), (2094, 15012), (2502, 12564), (2792, 11259), (3141, 10008), (3336, 9423), (3753, 8376), (4188, 7506), (5004, 6282)]