400009752

素因数分解:

$2^3\times 3^4\times {\mathrm{139}}^1\times {\mathrm{4441}}^1$

素因数の和:4598

約数の個数: 80

約数和(自身を含む): 1128712200

約数和(自身を除く): 728702448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 139, 162, 216, 278, 324, 417, 556, 648, 834, 1112, 1251, 1668, 2502, 3336, 3753, 4441, 5004, 7506, 8882, 10008, 11259, 13323, 15012, 17764, 22518, 26646, 30024, 35528, 39969, 45036, 53292, 79938, 90072, 106584, 119907, 159876, 239814, 319752, 359721, 479628, 617299, 719442, 959256, 1234598, 1438884, 1851897, 2469196, 2877768, 3703794, 4938392, 5555691, 7407588, 11111382, 14815176, 16667073, 22222764, 33334146, 44445528, 50001219, 66668292, 100002438, 133336584, 200004876, 400009752]

約数ペア:

[(1, 400009752), (2, 200004876), (3, 133336584), (4, 100002438), (6, 66668292), (8, 50001219), (9, 44445528), (12, 33334146), (18, 22222764), (24, 16667073), (27, 14815176), (36, 11111382), (54, 7407588), (72, 5555691), (81, 4938392), (108, 3703794), (139, 2877768), (162, 2469196), (216, 1851897), (278, 1438884), (324, 1234598), (417, 959256), (556, 719442), (648, 617299), (834, 479628), (1112, 359721), (1251, 319752), (1668, 239814), (2502, 159876), (3336, 119907), (3753, 106584), (4441, 90072), (5004, 79938), (7506, 53292), (8882, 45036), (10008, 39969), (11259, 35528), (13323, 30024), (15012, 26646), (17764, 22518)]