320578412

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1889}}^1$

素因数の和:1959

約数の個数: 96

約数和(自身を含む): 762048000

約数和(自身を除く): 441469588

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 29, 38, 44, 58, 76, 77, 116, 133, 154, 203, 209, 266, 308, 319, 406, 418, 532, 551, 638, 812, 836, 1102, 1276, 1463, 1889, 2204, 2233, 2926, 3778, 3857, 4466, 5852, 6061, 7556, 7714, 8932, 12122, 13223, 15428, 20779, 24244, 26446, 35891, 41558, 42427, 52892, 54781, 71782, 83116, 84854, 109562, 143564, 145453, 169708, 219124, 251237, 290906, 383467, 394801, 502474, 581812, 602591, 766934, 789602, 1004948, 1040839, 1205182, 1533868, 1579204, 2081678, 2410364, 2763607, 4163356, 4218137, 5527214, 7285873, 8436274, 11054428, 11449229, 14571746, 16872548, 22898458, 29143492, 45796916, 80144603, 160289206, 320578412]

約数ペア:

[(1, 320578412), (2, 160289206), (4, 80144603), (7, 45796916), (11, 29143492), (14, 22898458), (19, 16872548), (22, 14571746), (28, 11449229), (29, 11054428), (38, 8436274), (44, 7285873), (58, 5527214), (76, 4218137), (77, 4163356), (116, 2763607), (133, 2410364), (154, 2081678), (203, 1579204), (209, 1533868), (266, 1205182), (308, 1040839), (319, 1004948), (406, 789602), (418, 766934), (532, 602591), (551, 581812), (638, 502474), (812, 394801), (836, 383467), (1102, 290906), (1276, 251237), (1463, 219124), (1889, 169708), (2204, 145453), (2233, 143564), (2926, 109562), (3778, 84854), (3857, 83116), (4466, 71782), (5852, 54781), (6061, 52892), (7556, 42427), (7714, 41558), (8932, 35891), (12122, 26446), (13223, 24244), (15428, 20779)]