31999968

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:87

約数の個数: 384

約数和(自身を含む): 128701440

約数和(自身を除く): 96701472

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 13, 14, 16, 18, 21, 22, 24, 26, 27, 28, 32, 33, 36, 37, 39, 42, 44, 48, 52, 54, 56, 63, 66, 72, 74, 77, 78, 84, 88, 91, 96, 99, 104, 108, 111, 112, 117, 126, 132, 143, 144, 148, 154, 156, 168, 176, 182, 189, 198, 208, 216, 222, 224, 231, 234, 252, 259, 264, 273, 286, 288, 296, 297, 308, 312, 333, 336, 351, 352, 364, 378, 396, 407, 416, 429, 432, 444, 462, 468, 481, 504, 518, 528, 546, 572, 592, 594, 616, 624, 666, 672, 693, 702, 728, 756, 777, 792, 814, 819, 858, 864, 888, 924, 936, 962, 999, 1001, 1008, 1036, 1056, 1092, 1144, 1184, 1188, 1221, 1232, 1248, 1287, 1332, 1386, 1404, 1443, 1456, 1512, 1554, 1584, 1628, 1638, 1716, 1776, 1848, 1872, 1924, 1998, 2002, 2016, 2072, 2079, 2184, 2288, 2331, 2376, 2442, 2457, 2464, 2574, 2664, 2772, 2808, 2849, 2886, 2912, 3003, 3024, 3108, 3168, 3256, 3276, 3367, 3432, 3552, 3663, 3696, 3744, 3848, 3861, 3996, 4004, 4144, 4158, 4329, 4368, 4576, 4662, 4752, 4884, 4914, 5148, 5291, 5328, 5544, 5616, 5698, 5772, 6006, 6048, 6216, 6512, 6552, 6734, 6864, 6993, 7326, 7392, 7696, 7722, 7992, 8008, 8288, 8316, 8547, 8658, 8736, 9009, 9324, 9504, 9768, 9828, 10101, 10296, 10582, 10656, 10989, 11088, 11232, 11396, 11544, 12012, 12432, 12987, 13024, 13104, 13468, 13728, 13986, 14652, 15392, 15444, 15873, 15984, 16016, 16632, 17094, 17316, 18018, 18648, 19536, 19656, 20202, 20592, 21164, 21978, 22176, 22792, 23088, 24024, 24864, 25641, 25974, 26208, 26936, 27027, 27972, 29304, 30303, 30888, 31746, 31968, 32032, 33264, 34188, 34632, 36036, 37037, 37296, 39072, 39312, 40404, 41184, 42328, 43956, 45584, 46176, 47619, 48048, 51282, 51948, 53872, 54054, 55944, 58608, 60606, 61776, 63492, 66528, 68376, 69264, 72072, 74074, 74592, 76923, 78624, 80808, 84656, 87912, 90909, 91168, 95238, 96096, 102564, 103896, 107744, 108108, 111111, 111888, 117216, 121212, 123552, 126984, 136752, 138528, 142857, 144144, 148148, 153846, 161616, 169312, 175824, 181818, 190476, 205128, 207792, 216216, 222222, 223776, 242424, 253968, 273504, 285714, 288288, 296296, 307692, 323232, 333333, 351648, 363636, 380952, 410256, 415584, 432432, 444444, 484848, 507936, 571428, 592592, 615384, 666666, 727272, 761904, 820512, 864864, 888888, 969696, 999999, 1142856, 1185184, 1230768, 1333332, 1454544, 1523808, 1777776, 1999998, 2285712, 2461536, 2666664, 2909088, 3555552, 3999996, 4571424, 5333328, 7999992, 10666656, 15999984, 31999968]

約数ペア:

[(1, 31999968), (2, 15999984), (3, 10666656), (4, 7999992), (6, 5333328), (7, 4571424), (8, 3999996), (9, 3555552), (11, 2909088), (12, 2666664), (13, 2461536), (14, 2285712), (16, 1999998), (18, 1777776), (21, 1523808), (22, 1454544), (24, 1333332), (26, 1230768), (27, 1185184), (28, 1142856), (32, 999999), (33, 969696), (36, 888888), (37, 864864), (39, 820512), (42, 761904), (44, 727272), (48, 666666), (52, 615384), (54, 592592), (56, 571428), (63, 507936), (66, 484848), (72, 444444), (74, 432432), (77, 415584), (78, 410256), (84, 380952), (88, 363636), (91, 351648), (96, 333333), (99, 323232), (104, 307692), (108, 296296), (111, 288288), (112, 285714), (117, 273504), (126, 253968), (132, 242424), (143, 223776), (144, 222222), (148, 216216), (154, 207792), (156, 205128), (168, 190476), (176, 181818), (182, 175824), (189, 169312), (198, 161616), (208, 153846), (216, 148148), (222, 144144), (224, 142857), (231, 138528), (234, 136752), (252, 126984), (259, 123552), (264, 121212), (273, 117216), (286, 111888), (288, 111111), (296, 108108), (297, 107744), (308, 103896), (312, 102564), (333, 96096), (336, 95238), (351, 91168), (352, 90909), (364, 87912), (378, 84656), (396, 80808), (407, 78624), (416, 76923), (429, 74592), (432, 74074), (444, 72072), (462, 69264), (468, 68376), (481, 66528), (504, 63492), (518, 61776), (528, 60606), (546, 58608), (572, 55944), (592, 54054), (594, 53872), (616, 51948), (624, 51282), (666, 48048), (672, 47619), (693, 46176), (702, 45584), (728, 43956), (756, 42328), (777, 41184), (792, 40404), (814, 39312), (819, 39072), (858, 37296), (864, 37037), (888, 36036), (924, 34632), (936, 34188), (962, 33264), (999, 32032), (1001, 31968), (1008, 31746), (1036, 30888), (1056, 30303), (1092, 29304), (1144, 27972), (1184, 27027), (1188, 26936), (1221, 26208), (1232, 25974), (1248, 25641), (1287, 24864), (1332, 24024), (1386, 23088), (1404, 22792), (1443, 22176), (1456, 21978), (1512, 21164), (1554, 20592), (1584, 20202), (1628, 19656), (1638, 19536), (1716, 18648), (1776, 18018), (1848, 17316), (1872, 17094), (1924, 16632), (1998, 16016), (2002, 15984), (2016, 15873), (2072, 15444), (2079, 15392), (2184, 14652), (2288, 13986), (2331, 13728), (2376, 13468), (2442, 13104), (2457, 13024), (2464, 12987), (2574, 12432), (2664, 12012), (2772, 11544), (2808, 11396), (2849, 11232), (2886, 11088), (2912, 10989), (3003, 10656), (3024, 10582), (3108, 10296), (3168, 10101), (3256, 9828), (3276, 9768), (3367, 9504), (3432, 9324), (3552, 9009), (3663, 8736), (3696, 8658), (3744, 8547), (3848, 8316), (3861, 8288), (3996, 8008), (4004, 7992), (4144, 7722), (4158, 7696), (4329, 7392), (4368, 7326), (4576, 6993), (4662, 6864), (4752, 6734), (4884, 6552), (4914, 6512), (5148, 6216), (5291, 6048), (5328, 6006), (5544, 5772), (5616, 5698)]