421999032

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1$

素因数の和:354

約数の個数: 256

約数和(自身を含む): 1403781120

約数和(自身を除く): 981782088

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 23, 24, 26, 28, 31, 39, 42, 46, 52, 56, 62, 69, 78, 84, 91, 92, 93, 104, 124, 138, 156, 161, 168, 182, 184, 186, 217, 248, 271, 273, 276, 299, 312, 322, 364, 372, 403, 434, 483, 542, 546, 552, 598, 644, 651, 713, 728, 744, 806, 813, 868, 897, 966, 1084, 1092, 1196, 1209, 1288, 1302, 1426, 1612, 1626, 1736, 1794, 1897, 1932, 2093, 2139, 2168, 2184, 2392, 2418, 2604, 2821, 2852, 3224, 3252, 3523, 3588, 3794, 3864, 4186, 4278, 4836, 4991, 5208, 5642, 5691, 5704, 6233, 6279, 6504, 7046, 7176, 7588, 8372, 8401, 8463, 8556, 9269, 9672, 9982, 10569, 11284, 11382, 12466, 12558, 14092, 14973, 15176, 16744, 16802, 16926, 17112, 18538, 18699, 19964, 21138, 22568, 22764, 24661, 24932, 25116, 25203, 27807, 28184, 29946, 33604, 33852, 37076, 37398, 39928, 42276, 43631, 45528, 49322, 49864, 50232, 50406, 55614, 58807, 59892, 64883, 67208, 67704, 73983, 74152, 74796, 81029, 84552, 87262, 98644, 100812, 109213, 111228, 117614, 119784, 129766, 130893, 147966, 149592, 162058, 174524, 176421, 193223, 194649, 197288, 201624, 218426, 222456, 235228, 243087, 259532, 261786, 295932, 324116, 327639, 349048, 352842, 386446, 389298, 436852, 470456, 486174, 519064, 523572, 567203, 579669, 591864, 648232, 655278, 705684, 764491, 772892, 778596, 873704, 972348, 1047144, 1134406, 1159338, 1310556, 1352561, 1411368, 1528982, 1545784, 1557192, 1701609, 1944696, 2268812, 2293473, 2318676, 2511899, 2621112, 2705122, 3057964, 3403218, 4057683, 4537624, 4586946, 4637352, 5023798, 5410244, 6115928, 6806436, 7535697, 8115366, 9173892, 10047596, 10820488, 13612872, 15071394, 16230732, 17583293, 18347784, 20095192, 30142788, 32461464, 35166586, 52749879, 60285576, 70333172, 105499758, 140666344, 210999516, 421999032]

約数ペア:

[(1, 421999032), (2, 210999516), (3, 140666344), (4, 105499758), (6, 70333172), (7, 60285576), (8, 52749879), (12, 35166586), (13, 32461464), (14, 30142788), (21, 20095192), (23, 18347784), (24, 17583293), (26, 16230732), (28, 15071394), (31, 13612872), (39, 10820488), (42, 10047596), (46, 9173892), (52, 8115366), (56, 7535697), (62, 6806436), (69, 6115928), (78, 5410244), (84, 5023798), (91, 4637352), (92, 4586946), (93, 4537624), (104, 4057683), (124, 3403218), (138, 3057964), (156, 2705122), (161, 2621112), (168, 2511899), (182, 2318676), (184, 2293473), (186, 2268812), (217, 1944696), (248, 1701609), (271, 1557192), (273, 1545784), (276, 1528982), (299, 1411368), (312, 1352561), (322, 1310556), (364, 1159338), (372, 1134406), (403, 1047144), (434, 972348), (483, 873704), (542, 778596), (546, 772892), (552, 764491), (598, 705684), (644, 655278), (651, 648232), (713, 591864), (728, 579669), (744, 567203), (806, 523572), (813, 519064), (868, 486174), (897, 470456), (966, 436852), (1084, 389298), (1092, 386446), (1196, 352842), (1209, 349048), (1288, 327639), (1302, 324116), (1426, 295932), (1612, 261786), (1626, 259532), (1736, 243087), (1794, 235228), (1897, 222456), (1932, 218426), (2093, 201624), (2139, 197288), (2168, 194649), (2184, 193223), (2392, 176421), (2418, 174524), (2604, 162058), (2821, 149592), (2852, 147966), (3224, 130893), (3252, 129766), (3523, 119784), (3588, 117614), (3794, 111228), (3864, 109213), (4186, 100812), (4278, 98644), (4836, 87262), (4991, 84552), (5208, 81029), (5642, 74796), (5691, 74152), (5704, 73983), (6233, 67704), (6279, 67208), (6504, 64883), (7046, 59892), (7176, 58807), (7588, 55614), (8372, 50406), (8401, 50232), (8463, 49864), (8556, 49322), (9269, 45528), (9672, 43631), (9982, 42276), (10569, 39928), (11284, 37398), (11382, 37076), (12466, 33852), (12558, 33604), (14092, 29946), (14973, 28184), (15176, 27807), (16744, 25203), (16802, 25116), (16926, 24932), (17112, 24661), (18538, 22764), (18699, 22568), (19964, 21138)]