2640688128

素因数分解:

$2^{10}\times 3^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:155

約数の個数: 440

約数和(自身を含む): 8877102080

約数和(自身を除く): 6236413952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 31, 32, 36, 39, 48, 52, 54, 62, 64, 72, 78, 79, 81, 93, 96, 104, 108, 117, 124, 128, 144, 156, 158, 162, 186, 192, 208, 216, 234, 237, 248, 256, 279, 288, 312, 316, 324, 351, 372, 384, 403, 416, 432, 468, 474, 496, 512, 558, 576, 624, 632, 648, 702, 711, 744, 768, 806, 832, 837, 864, 936, 948, 992, 1024, 1027, 1053, 1116, 1152, 1209, 1248, 1264, 1296, 1404, 1422, 1488, 1536, 1612, 1664, 1674, 1728, 1872, 1896, 1984, 2054, 2106, 2133, 2232, 2304, 2418, 2449, 2496, 2511, 2528, 2592, 2808, 2844, 2976, 3072, 3081, 3224, 3328, 3348, 3456, 3627, 3744, 3792, 3968, 4108, 4212, 4266, 4464, 4608, 4836, 4898, 4992, 5022, 5056, 5184, 5616, 5688, 5952, 6162, 6399, 6448, 6656, 6696, 6912, 7254, 7347, 7488, 7584, 7936, 8216, 8424, 8532, 8928, 9216, 9243, 9672, 9796, 9984, 10044, 10112, 10368, 10881, 11232, 11376, 11904, 12324, 12798, 12896, 13312, 13392, 13824, 14508, 14694, 14976, 15168, 15872, 16432, 16848, 17064, 17856, 18486, 19344, 19592, 19968, 20088, 20224, 20736, 21762, 22041, 22464, 22752, 23808, 24648, 25596, 25792, 26784, 27648, 27729, 29016, 29388, 29952, 30336, 31744, 31837, 32643, 32864, 33696, 34128, 35712, 36972, 38688, 39184, 39936, 40176, 40448, 41472, 43524, 44082, 44928, 45504, 47616, 49296, 51192, 51584, 53568, 55458, 58032, 58776, 59904, 60672, 63674, 65286, 65728, 66123, 67392, 68256, 71424, 73944, 77376, 78368, 80352, 80896, 82944, 83187, 87048, 88164, 89856, 91008, 95232, 95511, 98592, 102384, 103168, 107136, 110916, 116064, 117552, 119808, 121344, 127348, 130572, 131456, 132246, 134784, 136512, 142848, 147888, 154752, 156736, 160704, 166374, 174096, 176328, 179712, 182016, 191022, 197184, 198369, 204768, 206336, 214272, 221832, 232128, 235104, 242688, 254696, 261144, 262912, 264492, 269568, 273024, 285696, 286533, 295776, 309504, 313472, 321408, 332748, 348192, 352656, 359424, 364032, 382044, 394368, 396738, 409536, 412672, 428544, 443664, 464256, 470208, 509392, 522288, 525824, 528984, 539136, 546048, 573066, 591552, 619008, 626944, 642816, 665496, 696384, 705312, 728064, 764088, 788736, 793476, 819072, 857088, 859599, 887328, 928512, 940416, 1018784, 1044576, 1051648, 1057968, 1078272, 1092096, 1146132, 1183104, 1238016, 1253888, 1285632, 1330992, 1392768, 1410624, 1528176, 1577472, 1586952, 1638144, 1719198, 1774656, 1857024, 1880832, 2037568, 2089152, 2115936, 2184192, 2292264, 2366208, 2507776, 2571264, 2578797, 2661984, 2785536, 2821248, 3056352, 3154944, 3173904, 3276288, 3438396, 3549312, 3714048, 3761664, 4075136, 4178304, 4231872, 4584528, 4732416, 5157594, 5323968, 5571072, 5642496, 6112704, 6347808, 6552576, 6876792, 7098624, 7523328, 8150272, 8356608, 8463744, 9169056, 9464832, 10315188, 10647936, 11142144, 11284992, 12225408, 12695616, 13753584, 14197248, 16300544, 16713216, 16927488, 18338112, 20630376, 21295872, 22569984, 24450816, 25391232, 27507168, 28394496, 32601088, 33426432, 33854976, 36676224, 41260752, 42591744, 48901632, 50782464, 55014336, 67709952, 73352448, 82521504, 85183488, 97803264, 101564928, 110028672, 146704896, 165043008, 203129856, 220057344, 293409792, 330086016, 440114688, 660172032, 880229376, 1320344064, 2640688128]

約数ペア:

[(1, 2640688128), (2, 1320344064), (3, 880229376), (4, 660172032), (6, 440114688), (8, 330086016), (9, 293409792), (12, 220057344), (13, 203129856), (16, 165043008), (18, 146704896), (24, 110028672), (26, 101564928), (27, 97803264), (31, 85183488), (32, 82521504), (36, 73352448), (39, 67709952), (48, 55014336), (52, 50782464), (54, 48901632), (62, 42591744), (64, 41260752), (72, 36676224), (78, 33854976), (79, 33426432), (81, 32601088), (93, 28394496), (96, 27507168), (104, 25391232), (108, 24450816), (117, 22569984), (124, 21295872), (128, 20630376), (144, 18338112), (156, 16927488), (158, 16713216), (162, 16300544), (186, 14197248), (192, 13753584), (208, 12695616), (216, 12225408), (234, 11284992), (237, 11142144), (248, 10647936), (256, 10315188), (279, 9464832), (288, 9169056), (312, 8463744), (316, 8356608), (324, 8150272), (351, 7523328), (372, 7098624), (384, 6876792), (403, 6552576), (416, 6347808), (432, 6112704), (468, 5642496), (474, 5571072), (496, 5323968), (512, 5157594), (558, 4732416), (576, 4584528), (624, 4231872), (632, 4178304), (648, 4075136), (702, 3761664), (711, 3714048), (744, 3549312), (768, 3438396), (806, 3276288), (832, 3173904), (837, 3154944), (864, 3056352), (936, 2821248), (948, 2785536), (992, 2661984), (1024, 2578797), (1027, 2571264), (1053, 2507776), (1116, 2366208), (1152, 2292264), (1209, 2184192), (1248, 2115936), (1264, 2089152), (1296, 2037568), (1404, 1880832), (1422, 1857024), (1488, 1774656), (1536, 1719198), (1612, 1638144), (1664, 1586952), (1674, 1577472), (1728, 1528176), (1872, 1410624), (1896, 1392768), (1984, 1330992), (2054, 1285632), (2106, 1253888), (2133, 1238016), (2232, 1183104), (2304, 1146132), (2418, 1092096), (2449, 1078272), (2496, 1057968), (2511, 1051648), (2528, 1044576), (2592, 1018784), (2808, 940416), (2844, 928512), (2976, 887328), (3072, 859599), (3081, 857088), (3224, 819072), (3328, 793476), (3348, 788736), (3456, 764088), (3627, 728064), (3744, 705312), (3792, 696384), (3968, 665496), (4108, 642816), (4212, 626944), (4266, 619008), (4464, 591552), (4608, 573066), (4836, 546048), (4898, 539136), (4992, 528984), (5022, 525824), (5056, 522288), (5184, 509392), (5616, 470208), (5688, 464256), (5952, 443664), (6162, 428544), (6399, 412672), (6448, 409536), (6656, 396738), (6696, 394368), (6912, 382044), (7254, 364032), (7347, 359424), (7488, 352656), (7584, 348192), (7936, 332748), (8216, 321408), (8424, 313472), (8532, 309504), (8928, 295776), (9216, 286533), (9243, 285696), (9672, 273024), (9796, 269568), (9984, 264492), (10044, 262912), (10112, 261144), (10368, 254696), (10881, 242688), (11232, 235104), (11376, 232128), (11904, 221832), (12324, 214272), (12798, 206336), (12896, 204768), (13312, 198369), (13392, 197184), (13824, 191022), (14508, 182016), (14694, 179712), (14976, 176328), (15168, 174096), (15872, 166374), (16432, 160704), (16848, 156736), (17064, 154752), (17856, 147888), (18486, 142848), (19344, 136512), (19592, 134784), (19968, 132246), (20088, 131456), (20224, 130572), (20736, 127348), (21762, 121344), (22041, 119808), (22464, 117552), (22752, 116064), (23808, 110916), (24648, 107136), (25596, 103168), (25792, 102384), (26784, 98592), (27648, 95511), (27729, 95232), (29016, 91008), (29388, 89856), (29952, 88164), (30336, 87048), (31744, 83187), (31837, 82944), (32643, 80896), (32864, 80352), (33696, 78368), (34128, 77376), (35712, 73944), (36972, 71424), (38688, 68256), (39184, 67392), (39936, 66123), (40176, 65728), (40448, 65286), (41472, 63674), (43524, 60672), (44082, 59904), (44928, 58776), (45504, 58032), (47616, 55458), (49296, 53568), (51192, 51584)]