1821104544

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{421}}^1$

素因数の和:639

約数の個数: 192

約数和(自身を含む): 5645590272

約数和(自身を除く): 3824485728

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 41, 42, 48, 56, 82, 84, 96, 112, 123, 157, 164, 168, 224, 246, 287, 314, 328, 336, 421, 471, 492, 574, 628, 656, 672, 842, 861, 942, 984, 1099, 1148, 1256, 1263, 1312, 1684, 1722, 1884, 1968, 2198, 2296, 2512, 2526, 2947, 3297, 3368, 3444, 3768, 3936, 4396, 4592, 5024, 5052, 5894, 6437, 6594, 6736, 6888, 7536, 8792, 8841, 9184, 10104, 11788, 12874, 13188, 13472, 13776, 15072, 17261, 17584, 17682, 19311, 20208, 23576, 25748, 26376, 27552, 34522, 35168, 35364, 38622, 40416, 45059, 47152, 51496, 51783, 52752, 66097, 69044, 70728, 77244, 90118, 94304, 102992, 103566, 105504, 120827, 132194, 135177, 138088, 141456, 154488, 180236, 198291, 205984, 207132, 241654, 264388, 270354, 276176, 282912, 308976, 360472, 362481, 396582, 414264, 462679, 483308, 528776, 540708, 552352, 617952, 720944, 724962, 793164, 828528, 925358, 966616, 1057552, 1081416, 1388037, 1441888, 1449924, 1586328, 1657056, 1850716, 1933232, 2115104, 2162832, 2709977, 2776074, 2899848, 3172656, 3701432, 3866464, 4325664, 5419954, 5552148, 5799696, 6345312, 7402864, 8129931, 10839908, 11104296, 11599392, 14805728, 16259862, 18969839, 21679816, 22208592, 32519724, 37939678, 43359632, 44417184, 56909517, 65039448, 75879356, 86719264, 113819034, 130078896, 151758712, 227638068, 260157792, 303517424, 455276136, 607034848, 910552272, 1821104544]

約数ペア:

[(1, 1821104544), (2, 910552272), (3, 607034848), (4, 455276136), (6, 303517424), (7, 260157792), (8, 227638068), (12, 151758712), (14, 130078896), (16, 113819034), (21, 86719264), (24, 75879356), (28, 65039448), (32, 56909517), (41, 44417184), (42, 43359632), (48, 37939678), (56, 32519724), (82, 22208592), (84, 21679816), (96, 18969839), (112, 16259862), (123, 14805728), (157, 11599392), (164, 11104296), (168, 10839908), (224, 8129931), (246, 7402864), (287, 6345312), (314, 5799696), (328, 5552148), (336, 5419954), (421, 4325664), (471, 3866464), (492, 3701432), (574, 3172656), (628, 2899848), (656, 2776074), (672, 2709977), (842, 2162832), (861, 2115104), (942, 1933232), (984, 1850716), (1099, 1657056), (1148, 1586328), (1256, 1449924), (1263, 1441888), (1312, 1388037), (1684, 1081416), (1722, 1057552), (1884, 966616), (1968, 925358), (2198, 828528), (2296, 793164), (2512, 724962), (2526, 720944), (2947, 617952), (3297, 552352), (3368, 540708), (3444, 528776), (3768, 483308), (3936, 462679), (4396, 414264), (4592, 396582), (5024, 362481), (5052, 360472), (5894, 308976), (6437, 282912), (6594, 276176), (6736, 270354), (6888, 264388), (7536, 241654), (8792, 207132), (8841, 205984), (9184, 198291), (10104, 180236), (11788, 154488), (12874, 141456), (13188, 138088), (13472, 135177), (13776, 132194), (15072, 120827), (17261, 105504), (17584, 103566), (17682, 102992), (19311, 94304), (20208, 90118), (23576, 77244), (25748, 70728), (26376, 69044), (27552, 66097), (34522, 52752), (35168, 51783), (35364, 51496), (38622, 47152), (40416, 45059)]