256306644

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{733}}^1\times {\mathrm{883}}^1$

素因数の和:1637

約数の個数: 72

約数和(自身を含む): 708550752

約数和(自身を除く): 452244108

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 733, 883, 1466, 1766, 2199, 2649, 2932, 3532, 4398, 5298, 6597, 7947, 8063, 8796, 9713, 10596, 13194, 15894, 16126, 19426, 24189, 26388, 29139, 31788, 32252, 38852, 48378, 58278, 72567, 87417, 96756, 116556, 145134, 174834, 290268, 349668, 647239, 1294478, 1941717, 2588956, 3883434, 5825151, 7119629, 7766868, 11650302, 14239258, 21358887, 23300604, 28478516, 42717774, 64076661, 85435548, 128153322, 256306644]

約数ペア:

[(1, 256306644), (2, 128153322), (3, 85435548), (4, 64076661), (6, 42717774), (9, 28478516), (11, 23300604), (12, 21358887), (18, 14239258), (22, 11650302), (33, 7766868), (36, 7119629), (44, 5825151), (66, 3883434), (99, 2588956), (132, 1941717), (198, 1294478), (396, 647239), (733, 349668), (883, 290268), (1466, 174834), (1766, 145134), (2199, 116556), (2649, 96756), (2932, 87417), (3532, 72567), (4398, 58278), (5298, 48378), (6597, 38852), (7947, 32252), (8063, 31788), (8796, 29139), (9713, 26388), (10596, 24189), (13194, 19426), (15894, 16126)]