251561856

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{313}}^1$

素因数の和:373

約数の個数: 256

約数和(自身を含む): 860912640

約数和(自身を除く): 609350784

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 23, 24, 26, 28, 32, 39, 42, 46, 48, 52, 56, 64, 69, 78, 84, 91, 92, 96, 104, 112, 128, 138, 156, 161, 168, 182, 184, 192, 208, 224, 273, 276, 299, 312, 313, 322, 336, 364, 368, 384, 416, 448, 483, 546, 552, 598, 624, 626, 644, 672, 728, 736, 832, 896, 897, 939, 966, 1092, 1104, 1196, 1248, 1252, 1288, 1344, 1456, 1472, 1664, 1794, 1878, 1932, 2093, 2184, 2191, 2208, 2392, 2496, 2504, 2576, 2688, 2912, 2944, 3588, 3756, 3864, 4069, 4186, 4368, 4382, 4416, 4784, 4992, 5008, 5152, 5824, 6279, 6573, 7176, 7199, 7512, 7728, 8138, 8372, 8736, 8764, 8832, 9568, 10016, 10304, 11648, 12207, 12558, 13146, 14352, 14398, 15024, 15456, 16276, 16744, 17472, 17528, 19136, 20032, 20608, 21597, 24414, 25116, 26292, 28483, 28704, 28796, 30048, 30912, 32552, 33488, 34944, 35056, 38272, 40064, 43194, 48828, 50232, 50393, 52584, 56966, 57408, 57592, 60096, 61824, 65104, 66976, 70112, 85449, 86388, 93587, 97656, 100464, 100786, 105168, 113932, 114816, 115184, 120192, 130208, 133952, 140224, 151179, 170898, 172776, 187174, 195312, 200928, 201572, 210336, 227864, 230368, 260416, 267904, 280448, 280761, 302358, 341796, 345552, 374348, 390624, 401856, 403144, 420672, 455728, 460736, 520832, 561522, 604716, 655109, 683592, 691104, 748696, 781248, 803712, 806288, 841344, 911456, 921472, 1123044, 1209432, 1310218, 1367184, 1382208, 1497392, 1562496, 1612576, 1822912, 1965327, 2246088, 2418864, 2620436, 2734368, 2764416, 2994784, 3225152, 3645824, 3930654, 4492176, 4837728, 5240872, 5468736, 5989568, 6450304, 7861308, 8984352, 9675456, 10481744, 10937472, 11979136, 15722616, 17968704, 19350912, 20963488, 31445232, 35937408, 41926976, 62890464, 83853952, 125780928, 251561856]

約数ペア:

[(1, 251561856), (2, 125780928), (3, 83853952), (4, 62890464), (6, 41926976), (7, 35937408), (8, 31445232), (12, 20963488), (13, 19350912), (14, 17968704), (16, 15722616), (21, 11979136), (23, 10937472), (24, 10481744), (26, 9675456), (28, 8984352), (32, 7861308), (39, 6450304), (42, 5989568), (46, 5468736), (48, 5240872), (52, 4837728), (56, 4492176), (64, 3930654), (69, 3645824), (78, 3225152), (84, 2994784), (91, 2764416), (92, 2734368), (96, 2620436), (104, 2418864), (112, 2246088), (128, 1965327), (138, 1822912), (156, 1612576), (161, 1562496), (168, 1497392), (182, 1382208), (184, 1367184), (192, 1310218), (208, 1209432), (224, 1123044), (273, 921472), (276, 911456), (299, 841344), (312, 806288), (313, 803712), (322, 781248), (336, 748696), (364, 691104), (368, 683592), (384, 655109), (416, 604716), (448, 561522), (483, 520832), (546, 460736), (552, 455728), (598, 420672), (624, 403144), (626, 401856), (644, 390624), (672, 374348), (728, 345552), (736, 341796), (832, 302358), (896, 280761), (897, 280448), (939, 267904), (966, 260416), (1092, 230368), (1104, 227864), (1196, 210336), (1248, 201572), (1252, 200928), (1288, 195312), (1344, 187174), (1456, 172776), (1472, 170898), (1664, 151179), (1794, 140224), (1878, 133952), (1932, 130208), (2093, 120192), (2184, 115184), (2191, 114816), (2208, 113932), (2392, 105168), (2496, 100786), (2504, 100464), (2576, 97656), (2688, 93587), (2912, 86388), (2944, 85449), (3588, 70112), (3756, 66976), (3864, 65104), (4069, 61824), (4186, 60096), (4368, 57592), (4382, 57408), (4416, 56966), (4784, 52584), (4992, 50393), (5008, 50232), (5152, 48828), (5824, 43194), (6279, 40064), (6573, 38272), (7176, 35056), (7199, 34944), (7512, 33488), (7728, 32552), (8138, 30912), (8372, 30048), (8736, 28796), (8764, 28704), (8832, 28483), (9568, 26292), (10016, 25116), (10304, 24414), (11648, 21597), (12207, 20608), (12558, 20032), (13146, 19136), (14352, 17528), (14398, 17472), (15024, 16744), (15456, 16276)]