1239939456

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:257

約数の個数: 256

約数和(自身を含む): 3912883200

約数和(自身を除く): 2672943744

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 71, 73, 84, 89, 96, 112, 128, 142, 146, 168, 178, 192, 213, 219, 224, 267, 284, 292, 336, 356, 384, 426, 438, 448, 497, 511, 534, 568, 584, 623, 672, 712, 852, 876, 896, 994, 1022, 1068, 1136, 1168, 1246, 1344, 1424, 1491, 1533, 1704, 1752, 1869, 1988, 2044, 2136, 2272, 2336, 2492, 2688, 2848, 2982, 3066, 3408, 3504, 3738, 3976, 4088, 4272, 4544, 4672, 4984, 5183, 5696, 5964, 6132, 6319, 6497, 6816, 7008, 7476, 7952, 8176, 8544, 9088, 9344, 9968, 10366, 11392, 11928, 12264, 12638, 12994, 13632, 14016, 14952, 15549, 15904, 16352, 17088, 18957, 19491, 19936, 20732, 23856, 24528, 25276, 25988, 27264, 28032, 29904, 31098, 31808, 32704, 34176, 36281, 37914, 38982, 39872, 41464, 44233, 45479, 47712, 49056, 50552, 51976, 59808, 62196, 63616, 65408, 72562, 75828, 77964, 79744, 82928, 88466, 90958, 95424, 98112, 101104, 103952, 108843, 119616, 124392, 132699, 136437, 145124, 151656, 155928, 165856, 176932, 181916, 190848, 196224, 202208, 207904, 217686, 239232, 248784, 265398, 272874, 290248, 303312, 311856, 331712, 353864, 363832, 404416, 415808, 435372, 461287, 497568, 530796, 545748, 580496, 606624, 623712, 663424, 707728, 727664, 808832, 831616, 870744, 922574, 995136, 1061592, 1091496, 1160992, 1213248, 1247424, 1383861, 1415456, 1455328, 1741488, 1845148, 1990272, 2123184, 2182992, 2321984, 2426496, 2494848, 2767722, 2830912, 2910656, 3229009, 3482976, 3690296, 4246368, 4365984, 4643968, 5535444, 5661824, 5821312, 6458018, 6965952, 7380592, 8492736, 8731968, 9687027, 11070888, 12916036, 13931904, 14761184, 16985472, 17463936, 19374054, 22141776, 25832072, 29522368, 38748108, 44283552, 51664144, 59044736, 77496216, 88567104, 103328288, 154992432, 177134208, 206656576, 309984864, 413313152, 619969728, 1239939456]

約数ペア:

[(1, 1239939456), (2, 619969728), (3, 413313152), (4, 309984864), (6, 206656576), (7, 177134208), (8, 154992432), (12, 103328288), (14, 88567104), (16, 77496216), (21, 59044736), (24, 51664144), (28, 44283552), (32, 38748108), (42, 29522368), (48, 25832072), (56, 22141776), (64, 19374054), (71, 17463936), (73, 16985472), (84, 14761184), (89, 13931904), (96, 12916036), (112, 11070888), (128, 9687027), (142, 8731968), (146, 8492736), (168, 7380592), (178, 6965952), (192, 6458018), (213, 5821312), (219, 5661824), (224, 5535444), (267, 4643968), (284, 4365984), (292, 4246368), (336, 3690296), (356, 3482976), (384, 3229009), (426, 2910656), (438, 2830912), (448, 2767722), (497, 2494848), (511, 2426496), (534, 2321984), (568, 2182992), (584, 2123184), (623, 1990272), (672, 1845148), (712, 1741488), (852, 1455328), (876, 1415456), (896, 1383861), (994, 1247424), (1022, 1213248), (1068, 1160992), (1136, 1091496), (1168, 1061592), (1246, 995136), (1344, 922574), (1424, 870744), (1491, 831616), (1533, 808832), (1704, 727664), (1752, 707728), (1869, 663424), (1988, 623712), (2044, 606624), (2136, 580496), (2272, 545748), (2336, 530796), (2492, 497568), (2688, 461287), (2848, 435372), (2982, 415808), (3066, 404416), (3408, 363832), (3504, 353864), (3738, 331712), (3976, 311856), (4088, 303312), (4272, 290248), (4544, 272874), (4672, 265398), (4984, 248784), (5183, 239232), (5696, 217686), (5964, 207904), (6132, 202208), (6319, 196224), (6497, 190848), (6816, 181916), (7008, 176932), (7476, 165856), (7952, 155928), (8176, 151656), (8544, 145124), (9088, 136437), (9344, 132699), (9968, 124392), (10366, 119616), (11392, 108843), (11928, 103952), (12264, 101104), (12638, 98112), (12994, 95424), (13632, 90958), (14016, 88466), (14952, 82928), (15549, 79744), (15904, 77964), (16352, 75828), (17088, 72562), (18957, 65408), (19491, 63616), (19936, 62196), (20732, 59808), (23856, 51976), (24528, 50552), (25276, 49056), (25988, 47712), (27264, 45479), (28032, 44233), (29904, 41464), (31098, 39872), (31808, 38982), (32704, 37914), (34176, 36281)]