287303856

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:208

約数の個数: 240

約数和(自身を含む): 928226304

約数和(自身を除く): 640922448

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 42, 46, 47, 48, 49, 56, 69, 84, 92, 94, 98, 112, 113, 138, 141, 147, 161, 168, 184, 188, 196, 226, 276, 282, 294, 322, 329, 336, 339, 368, 376, 392, 452, 483, 552, 564, 588, 644, 658, 678, 752, 784, 791, 904, 966, 987, 1081, 1104, 1127, 1128, 1176, 1288, 1316, 1356, 1582, 1808, 1932, 1974, 2162, 2254, 2256, 2303, 2352, 2373, 2576, 2599, 2632, 2712, 3164, 3243, 3381, 3864, 3948, 4324, 4508, 4606, 4746, 5198, 5264, 5311, 5424, 5537, 6328, 6486, 6762, 6909, 7567, 7728, 7797, 7896, 8648, 9016, 9212, 9492, 10396, 10622, 11074, 12656, 12972, 13524, 13818, 15134, 15594, 15792, 15933, 16611, 17296, 18032, 18193, 18424, 18984, 20792, 21244, 22148, 22701, 25944, 27048, 27636, 30268, 31188, 31866, 33222, 36386, 36848, 37177, 37968, 41584, 42488, 44296, 45402, 51888, 52969, 54096, 54579, 55272, 60536, 62376, 63732, 66444, 72772, 74354, 84976, 88592, 90804, 105938, 109158, 110544, 111531, 121072, 122153, 124752, 127351, 127464, 132888, 145544, 148708, 158907, 181608, 211876, 218316, 223062, 244306, 254702, 254928, 260239, 265776, 291088, 297416, 317814, 363216, 366459, 382053, 423752, 436632, 446124, 488612, 509404, 520478, 594832, 635628, 732918, 764106, 780717, 847504, 855071, 873264, 892248, 977224, 1018808, 1040956, 1271256, 1465836, 1528212, 1561434, 1710142, 1784496, 1954448, 2037616, 2081912, 2542512, 2565213, 2931672, 3056424, 3122868, 3420284, 4163824, 5130426, 5863344, 5985497, 6112848, 6245736, 6840568, 10260852, 11970994, 12491472, 13681136, 17956491, 20521704, 23941988, 35912982, 41043408, 47883976, 71825964, 95767952, 143651928, 287303856]

約数ペア:

[(1, 287303856), (2, 143651928), (3, 95767952), (4, 71825964), (6, 47883976), (7, 41043408), (8, 35912982), (12, 23941988), (14, 20521704), (16, 17956491), (21, 13681136), (23, 12491472), (24, 11970994), (28, 10260852), (42, 6840568), (46, 6245736), (47, 6112848), (48, 5985497), (49, 5863344), (56, 5130426), (69, 4163824), (84, 3420284), (92, 3122868), (94, 3056424), (98, 2931672), (112, 2565213), (113, 2542512), (138, 2081912), (141, 2037616), (147, 1954448), (161, 1784496), (168, 1710142), (184, 1561434), (188, 1528212), (196, 1465836), (226, 1271256), (276, 1040956), (282, 1018808), (294, 977224), (322, 892248), (329, 873264), (336, 855071), (339, 847504), (368, 780717), (376, 764106), (392, 732918), (452, 635628), (483, 594832), (552, 520478), (564, 509404), (588, 488612), (644, 446124), (658, 436632), (678, 423752), (752, 382053), (784, 366459), (791, 363216), (904, 317814), (966, 297416), (987, 291088), (1081, 265776), (1104, 260239), (1127, 254928), (1128, 254702), (1176, 244306), (1288, 223062), (1316, 218316), (1356, 211876), (1582, 181608), (1808, 158907), (1932, 148708), (1974, 145544), (2162, 132888), (2254, 127464), (2256, 127351), (2303, 124752), (2352, 122153), (2373, 121072), (2576, 111531), (2599, 110544), (2632, 109158), (2712, 105938), (3164, 90804), (3243, 88592), (3381, 84976), (3864, 74354), (3948, 72772), (4324, 66444), (4508, 63732), (4606, 62376), (4746, 60536), (5198, 55272), (5264, 54579), (5311, 54096), (5424, 52969), (5537, 51888), (6328, 45402), (6486, 44296), (6762, 42488), (6909, 41584), (7567, 37968), (7728, 37177), (7797, 36848), (7896, 36386), (8648, 33222), (9016, 31866), (9212, 31188), (9492, 30268), (10396, 27636), (10622, 27048), (11074, 25944), (12656, 22701), (12972, 22148), (13524, 21244), (13818, 20792), (15134, 18984), (15594, 18424), (15792, 18193), (15933, 18032), (16611, 17296)]