128423258264

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{571}}^1$

素因数の和:866

約数の個数: 256

約数和(自身を含む): 309868416000

約数和(自身を除く): 181445157736

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 29, 37, 38, 56, 58, 74, 76, 116, 133, 148, 152, 197, 203, 232, 259, 266, 296, 394, 406, 518, 532, 551, 571, 703, 788, 812, 1036, 1064, 1073, 1102, 1142, 1379, 1406, 1576, 1624, 2072, 2146, 2204, 2284, 2758, 2812, 3743, 3857, 3997, 4292, 4408, 4568, 4921, 5516, 5624, 5713, 7289, 7486, 7511, 7714, 7994, 8584, 9842, 10849, 11032, 11426, 14578, 14972, 15022, 15428, 15988, 16559, 19684, 20387, 21127, 21698, 22852, 26201, 29156, 29944, 30044, 30856, 31976, 33118, 39368, 39991, 40774, 42254, 43396, 45704, 51023, 52402, 58312, 60088, 66236, 75943, 79982, 81548, 84508, 86792, 102046, 104804, 108547, 112487, 115913, 132472, 138491, 142709, 147889, 151886, 159964, 163096, 169016, 204092, 209608, 211381, 217094, 224974, 231826, 276982, 285418, 295778, 303772, 314621, 319928, 401413, 408184, 422762, 434188, 449948, 463652, 553964, 570836, 591556, 607544, 612683, 629242, 759829, 787409, 802826, 845524, 868376, 899896, 927304, 969437, 1107928, 1141672, 1183112, 1225366, 1258484, 1479667, 1519658, 1574818, 1605652, 1691048, 1938874, 2137253, 2202347, 2450732, 2516968, 2809891, 2959334, 3039316, 3149636, 3211304, 3262123, 3877748, 4016239, 4162019, 4274506, 4288781, 4404694, 4901464, 5619782, 5918668, 6078632, 6299272, 6524246, 7755496, 8032478, 8324038, 8549012, 8577562, 8809388, 11239564, 11640977, 11837336, 13048492, 14960771, 16064956, 16648076, 17098024, 17155124, 17618776, 22479128, 22834861, 23281954, 26096984, 28113673, 29134133, 29921542, 32129912, 33296152, 34310248, 45669722, 46563908, 56227346, 58268266, 59843084, 61980337, 79078361, 81486839, 91339444, 93127816, 112454692, 116536532, 119686168, 120698551, 123960674, 158156722, 162973678, 182678888, 224909384, 233073064, 241397102, 247921348, 316313444, 325947356, 433862359, 482794204, 495842696, 553548527, 632626888, 651894712, 844889857, 867724718, 965588408, 1107097054, 1689779714, 1735449436, 2214194108, 2293272469, 3379559428, 3470898872, 4428388216, 4586544938, 6759118856, 9173089876, 16052907283, 18346179752, 32105814566, 64211629132, 128423258264]

約数ペア:

[(1, 128423258264), (2, 64211629132), (4, 32105814566), (7, 18346179752), (8, 16052907283), (14, 9173089876), (19, 6759118856), (28, 4586544938), (29, 4428388216), (37, 3470898872), (38, 3379559428), (56, 2293272469), (58, 2214194108), (74, 1735449436), (76, 1689779714), (116, 1107097054), (133, 965588408), (148, 867724718), (152, 844889857), (197, 651894712), (203, 632626888), (232, 553548527), (259, 495842696), (266, 482794204), (296, 433862359), (394, 325947356), (406, 316313444), (518, 247921348), (532, 241397102), (551, 233073064), (571, 224909384), (703, 182678888), (788, 162973678), (812, 158156722), (1036, 123960674), (1064, 120698551), (1073, 119686168), (1102, 116536532), (1142, 112454692), (1379, 93127816), (1406, 91339444), (1576, 81486839), (1624, 79078361), (2072, 61980337), (2146, 59843084), (2204, 58268266), (2284, 56227346), (2758, 46563908), (2812, 45669722), (3743, 34310248), (3857, 33296152), (3997, 32129912), (4292, 29921542), (4408, 29134133), (4568, 28113673), (4921, 26096984), (5516, 23281954), (5624, 22834861), (5713, 22479128), (7289, 17618776), (7486, 17155124), (7511, 17098024), (7714, 16648076), (7994, 16064956), (8584, 14960771), (9842, 13048492), (10849, 11837336), (11032, 11640977), (11426, 11239564), (14578, 8809388), (14972, 8577562), (15022, 8549012), (15428, 8324038), (15988, 8032478), (16559, 7755496), (19684, 6524246), (20387, 6299272), (21127, 6078632), (21698, 5918668), (22852, 5619782), (26201, 4901464), (29156, 4404694), (29944, 4288781), (30044, 4274506), (30856, 4162019), (31976, 4016239), (33118, 3877748), (39368, 3262123), (39991, 3211304), (40774, 3149636), (42254, 3039316), (43396, 2959334), (45704, 2809891), (51023, 2516968), (52402, 2450732), (58312, 2202347), (60088, 2137253), (66236, 1938874), (75943, 1691048), (79982, 1605652), (81548, 1574818), (84508, 1519658), (86792, 1479667), (102046, 1258484), (104804, 1225366), (108547, 1183112), (112487, 1141672), (115913, 1107928), (132472, 969437), (138491, 927304), (142709, 899896), (147889, 868376), (151886, 845524), (159964, 802826), (163096, 787409), (169016, 759829), (204092, 629242), (209608, 612683), (211381, 607544), (217094, 591556), (224974, 570836), (231826, 553964), (276982, 463652), (285418, 449948), (295778, 434188), (303772, 422762), (314621, 408184), (319928, 401413)]