256758768

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{431}}^1$

素因数の和:652

約数の個数: 160

約数和(自身を含む): 848517120

約数和(自身を除く): 591758352

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 84, 108, 112, 126, 144, 168, 189, 197, 216, 252, 336, 378, 394, 431, 432, 504, 591, 756, 788, 862, 1008, 1182, 1293, 1379, 1512, 1576, 1724, 1773, 2364, 2586, 2758, 3017, 3024, 3152, 3448, 3546, 3879, 4137, 4728, 5172, 5319, 5516, 6034, 6896, 7092, 7758, 8274, 9051, 9456, 10344, 10638, 11032, 11637, 12068, 12411, 14184, 15516, 16548, 18102, 20688, 21276, 22064, 23274, 24136, 24822, 27153, 28368, 31032, 33096, 36204, 37233, 42552, 46548, 48272, 49644, 54306, 62064, 66192, 72408, 74466, 81459, 84907, 85104, 93096, 99288, 108612, 144816, 148932, 162918, 169814, 186192, 198576, 217224, 254721, 297864, 325836, 339628, 434448, 509442, 594349, 595728, 651672, 679256, 764163, 1018884, 1188698, 1303344, 1358512, 1528326, 1783047, 2037768, 2292489, 2377396, 3056652, 3566094, 4075536, 4584978, 4754792, 5349141, 6113304, 7132188, 9169956, 9509584, 10698282, 12226608, 14264376, 16047423, 18339912, 21396564, 28528752, 32094846, 36679824, 42793128, 64189692, 85586256, 128379384, 256758768]

約数ペア:

[(1, 256758768), (2, 128379384), (3, 85586256), (4, 64189692), (6, 42793128), (7, 36679824), (8, 32094846), (9, 28528752), (12, 21396564), (14, 18339912), (16, 16047423), (18, 14264376), (21, 12226608), (24, 10698282), (27, 9509584), (28, 9169956), (36, 7132188), (42, 6113304), (48, 5349141), (54, 4754792), (56, 4584978), (63, 4075536), (72, 3566094), (84, 3056652), (108, 2377396), (112, 2292489), (126, 2037768), (144, 1783047), (168, 1528326), (189, 1358512), (197, 1303344), (216, 1188698), (252, 1018884), (336, 764163), (378, 679256), (394, 651672), (431, 595728), (432, 594349), (504, 509442), (591, 434448), (756, 339628), (788, 325836), (862, 297864), (1008, 254721), (1182, 217224), (1293, 198576), (1379, 186192), (1512, 169814), (1576, 162918), (1724, 148932), (1773, 144816), (2364, 108612), (2586, 99288), (2758, 93096), (3017, 85104), (3024, 84907), (3152, 81459), (3448, 74466), (3546, 72408), (3879, 66192), (4137, 62064), (4728, 54306), (5172, 49644), (5319, 48272), (5516, 46548), (6034, 42552), (6896, 37233), (7092, 36204), (7758, 33096), (8274, 31032), (9051, 28368), (9456, 27153), (10344, 24822), (10638, 24136), (11032, 23274), (11637, 22064), (12068, 21276), (12411, 20688), (14184, 18102), (15516, 16548)]