388934784

素因数分解:

$2^7\times 3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1$

素因数の和:289

約数の個数: 320

約数和(自身を含む): 1386253440

約数和(自身を除く): 997318656

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 27, 28, 32, 36, 42, 46, 48, 54, 56, 63, 64, 69, 72, 81, 84, 92, 96, 108, 112, 126, 128, 138, 144, 161, 162, 168, 184, 189, 192, 207, 216, 224, 233, 252, 276, 288, 322, 324, 336, 368, 378, 384, 414, 432, 448, 466, 483, 504, 552, 567, 576, 621, 644, 648, 672, 699, 736, 756, 828, 864, 896, 932, 966, 1008, 1104, 1134, 1152, 1242, 1288, 1296, 1344, 1398, 1449, 1472, 1512, 1631, 1656, 1728, 1863, 1864, 1932, 2016, 2097, 2208, 2268, 2484, 2576, 2592, 2688, 2796, 2898, 2944, 3024, 3262, 3312, 3456, 3726, 3728, 3864, 4032, 4194, 4347, 4416, 4536, 4893, 4968, 5152, 5184, 5359, 5592, 5796, 6048, 6291, 6524, 6624, 7452, 7456, 7728, 8064, 8388, 8694, 8832, 9072, 9786, 9936, 10304, 10368, 10718, 11184, 11592, 12096, 12582, 13041, 13048, 13248, 14679, 14904, 14912, 15456, 16077, 16776, 17388, 18144, 18873, 19572, 19872, 20608, 21436, 22368, 23184, 24192, 25164, 26082, 26096, 26496, 29358, 29808, 29824, 30912, 32154, 33552, 34776, 36288, 37513, 37746, 39144, 39744, 42872, 44037, 44736, 46368, 48231, 50328, 52164, 52192, 58716, 59616, 61824, 64308, 67104, 69552, 72576, 75026, 75492, 78288, 79488, 85744, 88074, 89472, 92736, 96462, 100656, 104328, 104384, 112539, 117432, 119232, 128616, 132111, 134208, 139104, 144693, 150052, 150984, 156576, 171488, 176148, 185472, 192924, 201312, 208656, 208768, 225078, 234864, 238464, 257232, 264222, 268416, 278208, 289386, 300104, 301968, 313152, 337617, 342976, 352296, 385848, 402624, 417312, 434079, 450156, 469728, 514464, 528444, 556416, 578772, 600208, 603936, 626304, 675234, 685952, 704592, 771696, 805248, 834624, 868158, 900312, 939456, 1012851, 1028928, 1056888, 1157544, 1200416, 1207872, 1350468, 1409184, 1543392, 1669248, 1736316, 1800624, 1878912, 2025702, 2057856, 2113776, 2315088, 2400832, 2415744, 2700936, 2818368, 3038553, 3086784, 3472632, 3601248, 4051404, 4227552, 4630176, 4801664, 5401872, 5636736, 6077106, 6173568, 6945264, 7202496, 8102808, 8455104, 9260352, 10803744, 12154212, 13890528, 14404992, 16205616, 16910208, 18520704, 21607488, 24308424, 27781056, 32411232, 43214976, 48616848, 55562112, 64822464, 97233696, 129644928, 194467392, 388934784]

約数ペア:

[(1, 388934784), (2, 194467392), (3, 129644928), (4, 97233696), (6, 64822464), (7, 55562112), (8, 48616848), (9, 43214976), (12, 32411232), (14, 27781056), (16, 24308424), (18, 21607488), (21, 18520704), (23, 16910208), (24, 16205616), (27, 14404992), (28, 13890528), (32, 12154212), (36, 10803744), (42, 9260352), (46, 8455104), (48, 8102808), (54, 7202496), (56, 6945264), (63, 6173568), (64, 6077106), (69, 5636736), (72, 5401872), (81, 4801664), (84, 4630176), (92, 4227552), (96, 4051404), (108, 3601248), (112, 3472632), (126, 3086784), (128, 3038553), (138, 2818368), (144, 2700936), (161, 2415744), (162, 2400832), (168, 2315088), (184, 2113776), (189, 2057856), (192, 2025702), (207, 1878912), (216, 1800624), (224, 1736316), (233, 1669248), (252, 1543392), (276, 1409184), (288, 1350468), (322, 1207872), (324, 1200416), (336, 1157544), (368, 1056888), (378, 1028928), (384, 1012851), (414, 939456), (432, 900312), (448, 868158), (466, 834624), (483, 805248), (504, 771696), (552, 704592), (567, 685952), (576, 675234), (621, 626304), (644, 603936), (648, 600208), (672, 578772), (699, 556416), (736, 528444), (756, 514464), (828, 469728), (864, 450156), (896, 434079), (932, 417312), (966, 402624), (1008, 385848), (1104, 352296), (1134, 342976), (1152, 337617), (1242, 313152), (1288, 301968), (1296, 300104), (1344, 289386), (1398, 278208), (1449, 268416), (1472, 264222), (1512, 257232), (1631, 238464), (1656, 234864), (1728, 225078), (1863, 208768), (1864, 208656), (1932, 201312), (2016, 192924), (2097, 185472), (2208, 176148), (2268, 171488), (2484, 156576), (2576, 150984), (2592, 150052), (2688, 144693), (2796, 139104), (2898, 134208), (2944, 132111), (3024, 128616), (3262, 119232), (3312, 117432), (3456, 112539), (3726, 104384), (3728, 104328), (3864, 100656), (4032, 96462), (4194, 92736), (4347, 89472), (4416, 88074), (4536, 85744), (4893, 79488), (4968, 78288), (5152, 75492), (5184, 75026), (5359, 72576), (5592, 69552), (5796, 67104), (6048, 64308), (6291, 61824), (6524, 59616), (6624, 58716), (7452, 52192), (7456, 52164), (7728, 50328), (8064, 48231), (8388, 46368), (8694, 44736), (8832, 44037), (9072, 42872), (9786, 39744), (9936, 39144), (10304, 37746), (10368, 37513), (10718, 36288), (11184, 34776), (11592, 33552), (12096, 32154), (12582, 30912), (13041, 29824), (13048, 29808), (13248, 29358), (14679, 26496), (14904, 26096), (14912, 26082), (15456, 25164), (16077, 24192), (16776, 23184), (17388, 22368), (18144, 21436), (18873, 20608), (19572, 19872)]