256124736

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{457}}^1$

素因数の和:621

約数の個数: 168

約数和(自身を含む): 846896960

約数和(自身を除く): 590772224

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 139, 144, 168, 192, 224, 252, 278, 288, 336, 417, 448, 457, 504, 556, 576, 672, 834, 914, 973, 1008, 1112, 1251, 1344, 1371, 1668, 1828, 1946, 2016, 2224, 2502, 2742, 2919, 3199, 3336, 3656, 3892, 4032, 4113, 4448, 5004, 5484, 5838, 6398, 6672, 7312, 7784, 8226, 8757, 8896, 9597, 10008, 10968, 11676, 12796, 13344, 14624, 15568, 16452, 17514, 19194, 20016, 21936, 23352, 25592, 26688, 28791, 29248, 31136, 32904, 35028, 38388, 40032, 43872, 46704, 51184, 57582, 62272, 63523, 65808, 70056, 76776, 80064, 87744, 93408, 102368, 115164, 127046, 131616, 140112, 153552, 186816, 190569, 204736, 230328, 254092, 263232, 280224, 307104, 381138, 444661, 460656, 508184, 560448, 571707, 614208, 762276, 889322, 921312, 1016368, 1143414, 1333983, 1524552, 1778644, 1842624, 2032736, 2286828, 2667966, 3049104, 3557288, 4001949, 4065472, 4573656, 5335932, 6098208, 7114576, 8003898, 9147312, 10671864, 12196416, 14229152, 16007796, 18294624, 21343728, 28458304, 32015592, 36589248, 42687456, 64031184, 85374912, 128062368, 256124736]

約数ペア:

[(1, 256124736), (2, 128062368), (3, 85374912), (4, 64031184), (6, 42687456), (7, 36589248), (8, 32015592), (9, 28458304), (12, 21343728), (14, 18294624), (16, 16007796), (18, 14229152), (21, 12196416), (24, 10671864), (28, 9147312), (32, 8003898), (36, 7114576), (42, 6098208), (48, 5335932), (56, 4573656), (63, 4065472), (64, 4001949), (72, 3557288), (84, 3049104), (96, 2667966), (112, 2286828), (126, 2032736), (139, 1842624), (144, 1778644), (168, 1524552), (192, 1333983), (224, 1143414), (252, 1016368), (278, 921312), (288, 889322), (336, 762276), (417, 614208), (448, 571707), (457, 560448), (504, 508184), (556, 460656), (576, 444661), (672, 381138), (834, 307104), (914, 280224), (973, 263232), (1008, 254092), (1112, 230328), (1251, 204736), (1344, 190569), (1371, 186816), (1668, 153552), (1828, 140112), (1946, 131616), (2016, 127046), (2224, 115164), (2502, 102368), (2742, 93408), (2919, 87744), (3199, 80064), (3336, 76776), (3656, 70056), (3892, 65808), (4032, 63523), (4113, 62272), (4448, 57582), (5004, 51184), (5484, 46704), (5838, 43872), (6398, 40032), (6672, 38388), (7312, 35028), (7784, 32904), (8226, 31136), (8757, 29248), (8896, 28791), (9597, 26688), (10008, 25592), (10968, 23352), (11676, 21936), (12796, 20016), (13344, 19194), (14624, 17514), (15568, 16452)]