221570552

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:529

約数の個数: 96

約数和(自身を含む): 517104000

約数和(自身を除く): 295533448

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 71, 76, 98, 133, 142, 152, 196, 266, 284, 392, 419, 497, 532, 568, 838, 931, 994, 1064, 1349, 1676, 1862, 1988, 2698, 2933, 3352, 3479, 3724, 3976, 5396, 5866, 6958, 7448, 7961, 9443, 10792, 11732, 13916, 15922, 18886, 20531, 23464, 27832, 29749, 31844, 37772, 41062, 55727, 59498, 63688, 66101, 75544, 82124, 111454, 118996, 132202, 164248, 208243, 222908, 237992, 264404, 390089, 416486, 445816, 528808, 565231, 780178, 832972, 1130462, 1457701, 1560356, 1665944, 2260924, 2915402, 3120712, 3956617, 4521848, 5830804, 7913234, 11661608, 15826468, 27696319, 31652936, 55392638, 110785276, 221570552]

約数ペア:

[(1, 221570552), (2, 110785276), (4, 55392638), (7, 31652936), (8, 27696319), (14, 15826468), (19, 11661608), (28, 7913234), (38, 5830804), (49, 4521848), (56, 3956617), (71, 3120712), (76, 2915402), (98, 2260924), (133, 1665944), (142, 1560356), (152, 1457701), (196, 1130462), (266, 832972), (284, 780178), (392, 565231), (419, 528808), (497, 445816), (532, 416486), (568, 390089), (838, 264404), (931, 237992), (994, 222908), (1064, 208243), (1349, 164248), (1676, 132202), (1862, 118996), (1988, 111454), (2698, 82124), (2933, 75544), (3352, 66101), (3479, 63688), (3724, 59498), (3976, 55727), (5396, 41062), (5866, 37772), (6958, 31844), (7448, 29749), (7961, 27832), (9443, 23464), (10792, 20531), (11732, 18886), (13916, 15922)]