256688376

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{3449}}^1$

素因数の和:3908

約数の個数: 64

約数和(自身を含む): 735264000

約数和(自身を除く): 478575624

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 443, 886, 1329, 1772, 2658, 3101, 3449, 3544, 5316, 6202, 6898, 9303, 10347, 10632, 12404, 13796, 18606, 20694, 24143, 24808, 27592, 37212, 41388, 48286, 72429, 74424, 82776, 96572, 144858, 193144, 289716, 579432, 1527907, 3055814, 4583721, 6111628, 9167442, 10695349, 12223256, 18334884, 21390698, 32086047, 36669768, 42781396, 64172094, 85562792, 128344188, 256688376]

約数ペア:

[(1, 256688376), (2, 128344188), (3, 85562792), (4, 64172094), (6, 42781396), (7, 36669768), (8, 32086047), (12, 21390698), (14, 18334884), (21, 12223256), (24, 10695349), (28, 9167442), (42, 6111628), (56, 4583721), (84, 3055814), (168, 1527907), (443, 579432), (886, 289716), (1329, 193144), (1772, 144858), (2658, 96572), (3101, 82776), (3449, 74424), (3544, 72429), (5316, 48286), (6202, 41388), (6898, 37212), (9303, 27592), (10347, 24808), (10632, 24143), (12404, 20694), (13796, 18606)]