278880456904

素因数分解:

$2^3\times 7^2\times {\mathrm{419}}^1\times {\mathrm{1021}}^1\times {\mathrm{1663}}^1$

素因数の和:3123

約数の個数: 96

約数和(自身を含む): 610688332800

約数和(自身を除く): 331807875896

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 419, 838, 1021, 1663, 1676, 2042, 2933, 3326, 3352, 4084, 5866, 6652, 7147, 8168, 11641, 11732, 13304, 14294, 20531, 23282, 23464, 28588, 41062, 46564, 50029, 57176, 81487, 82124, 93128, 100058, 162974, 164248, 200116, 325948, 400232, 427799, 651896, 696797, 855598, 1393594, 1697923, 1711196, 2787188, 2994593, 3395846, 3422392, 4877579, 5574376, 5989186, 6791692, 9755158, 11885461, 11978372, 13583384, 19510316, 20962151, 23770922, 23956744, 34143053, 39020632, 41924302, 47541844, 68286106, 83198227, 83848604, 95083688, 136572212, 166396454, 167697208, 273144424, 332792908, 665585816, 711429737, 1422859474, 2845718948, 4980008159, 5691437896, 9960016318, 19920032636, 34860057113, 39840065272, 69720114226, 139440228452, 278880456904]

約数ペア:

[(1, 278880456904), (2, 139440228452), (4, 69720114226), (7, 39840065272), (8, 34860057113), (14, 19920032636), (28, 9960016318), (49, 5691437896), (56, 4980008159), (98, 2845718948), (196, 1422859474), (392, 711429737), (419, 665585816), (838, 332792908), (1021, 273144424), (1663, 167697208), (1676, 166396454), (2042, 136572212), (2933, 95083688), (3326, 83848604), (3352, 83198227), (4084, 68286106), (5866, 47541844), (6652, 41924302), (7147, 39020632), (8168, 34143053), (11641, 23956744), (11732, 23770922), (13304, 20962151), (14294, 19510316), (20531, 13583384), (23282, 11978372), (23464, 11885461), (28588, 9755158), (41062, 6791692), (46564, 5989186), (50029, 5574376), (57176, 4877579), (81487, 3422392), (82124, 3395846), (93128, 2994593), (100058, 2787188), (162974, 1711196), (164248, 1697923), (200116, 1393594), (325948, 855598), (400232, 696797), (427799, 651896)]