256021932

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^2\times {\mathrm{149}}^2$

素因数の和:367

約数の個数: 54

約数和(自身を含む): 621447204

約数和(自身を除く): 365425272

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 149, 186, 298, 372, 447, 596, 894, 961, 1788, 1922, 2883, 3844, 4619, 5766, 9238, 11532, 13857, 18476, 22201, 27714, 44402, 55428, 66603, 88804, 133206, 143189, 266412, 286378, 429567, 572756, 688231, 859134, 1376462, 1718268, 2064693, 2752924, 4129386, 8258772, 21335161, 42670322, 64005483, 85340644, 128010966, 256021932]

約数ペア:

[(1, 256021932), (2, 128010966), (3, 85340644), (4, 64005483), (6, 42670322), (12, 21335161), (31, 8258772), (62, 4129386), (93, 2752924), (124, 2064693), (149, 1718268), (186, 1376462), (298, 859134), (372, 688231), (447, 572756), (596, 429567), (894, 286378), (961, 266412), (1788, 143189), (1922, 133206), (2883, 88804), (3844, 66603), (4619, 55428), (5766, 44402), (9238, 27714), (11532, 22201), (13857, 18476)]