220121568

素因数分解:

$2^5\times 3^2\times {\mathrm{359}}^1\times {\mathrm{2129}}^1$

素因数の和:2504

約数の個数: 72

約数和(自身を含む): 628009200

約数和(自身を除く): 407887632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 359, 718, 1077, 1436, 2129, 2154, 2872, 3231, 4258, 4308, 5744, 6387, 6462, 8516, 8616, 11488, 12774, 12924, 17032, 17232, 19161, 25548, 25848, 34064, 34464, 38322, 51096, 51696, 68128, 76644, 102192, 103392, 153288, 204384, 306576, 613152, 764311, 1528622, 2292933, 3057244, 4585866, 6114488, 6878799, 9171732, 12228976, 13757598, 18343464, 24457952, 27515196, 36686928, 55030392, 73373856, 110060784, 220121568]

約数ペア:

[(1, 220121568), (2, 110060784), (3, 73373856), (4, 55030392), (6, 36686928), (8, 27515196), (9, 24457952), (12, 18343464), (16, 13757598), (18, 12228976), (24, 9171732), (32, 6878799), (36, 6114488), (48, 4585866), (72, 3057244), (96, 2292933), (144, 1528622), (288, 764311), (359, 613152), (718, 306576), (1077, 204384), (1436, 153288), (2129, 103392), (2154, 102192), (2872, 76644), (3231, 68128), (4258, 51696), (4308, 51096), (5744, 38322), (6387, 34464), (6462, 34064), (8516, 25848), (8616, 25548), (11488, 19161), (12774, 17232), (12924, 17032)]