280579284

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{1193}}^1$

素因数の和:1389

約数の個数: 72

約数和(自身を含む): 730154880

約数和(自身を除く): 449575596

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 139, 141, 188, 278, 282, 417, 423, 556, 564, 834, 846, 1193, 1251, 1668, 1692, 2386, 2502, 3579, 4772, 5004, 6533, 7158, 10737, 13066, 14316, 19599, 21474, 26132, 39198, 42948, 56071, 58797, 78396, 112142, 117594, 165827, 168213, 224284, 235188, 331654, 336426, 497481, 504639, 663308, 672852, 994962, 1009278, 1492443, 1989924, 2018556, 2984886, 5969772, 7793869, 15587738, 23381607, 31175476, 46763214, 70144821, 93526428, 140289642, 280579284]

約数ペア:

[(1, 280579284), (2, 140289642), (3, 93526428), (4, 70144821), (6, 46763214), (9, 31175476), (12, 23381607), (18, 15587738), (36, 7793869), (47, 5969772), (94, 2984886), (139, 2018556), (141, 1989924), (188, 1492443), (278, 1009278), (282, 994962), (417, 672852), (423, 663308), (556, 504639), (564, 497481), (834, 336426), (846, 331654), (1193, 235188), (1251, 224284), (1668, 168213), (1692, 165827), (2386, 117594), (2502, 112142), (3579, 78396), (4772, 58797), (5004, 56071), (6533, 42948), (7158, 39198), (10737, 26132), (13066, 21474), (14316, 19599)]