1628496688

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{43}}^1$

素因数の和:164

約数の個数: 240

約数和(自身を含む): 4298891520

約数和(自身を除く): 2670394832

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 37, 38, 43, 52, 56, 74, 76, 86, 91, 104, 112, 133, 148, 152, 172, 182, 208, 247, 259, 266, 296, 301, 304, 344, 364, 481, 494, 518, 532, 559, 592, 602, 688, 703, 728, 817, 962, 988, 1036, 1064, 1118, 1204, 1369, 1406, 1456, 1591, 1634, 1729, 1924, 1976, 2072, 2128, 2236, 2408, 2738, 2812, 3182, 3268, 3367, 3458, 3848, 3913, 3952, 4144, 4472, 4816, 4921, 5476, 5624, 5719, 6364, 6536, 6734, 6916, 7696, 7826, 8944, 9139, 9583, 9842, 10621, 10952, 11137, 11248, 11438, 12728, 13072, 13468, 13832, 15652, 17797, 18278, 19166, 19684, 20683, 21242, 21904, 22274, 22876, 25456, 26011, 26936, 27664, 30229, 31304, 35594, 36556, 38332, 39368, 41366, 42484, 44548, 45752, 52022, 53872, 58867, 60458, 62608, 63973, 71188, 73112, 74347, 76664, 78736, 82732, 84968, 89096, 91504, 104044, 117734, 120916, 124579, 127946, 142376, 144781, 146224, 148694, 153328, 165464, 169936, 178192, 182077, 208088, 211603, 235468, 241832, 249158, 255892, 284752, 289562, 297388, 330928, 338143, 364154, 392977, 412069, 416176, 423206, 470936, 483664, 498316, 511784, 579124, 594776, 676286, 728308, 765271, 785954, 824138, 846412, 941872, 996632, 1023568, 1118473, 1158248, 1189552, 1352572, 1456616, 1530542, 1571908, 1648276, 1692824, 1993264, 2236946, 2316496, 2367001, 2705144, 2750839, 2913232, 3061084, 3143816, 3296552, 3385648, 4473892, 4734002, 5356897, 5410288, 5501678, 6122168, 6287632, 6593104, 7829311, 8947784, 9468004, 10713794, 11003356, 12244336, 14540149, 15658622, 17895568, 18936008, 21427588, 22006712, 29080298, 31317244, 37872016, 42855176, 44013424, 58160596, 62634488, 85710352, 101781043, 116321192, 125268976, 203562086, 232642384, 407124172, 814248344, 1628496688]

約数ペア:

[(1, 1628496688), (2, 814248344), (4, 407124172), (7, 232642384), (8, 203562086), (13, 125268976), (14, 116321192), (16, 101781043), (19, 85710352), (26, 62634488), (28, 58160596), (37, 44013424), (38, 42855176), (43, 37872016), (52, 31317244), (56, 29080298), (74, 22006712), (76, 21427588), (86, 18936008), (91, 17895568), (104, 15658622), (112, 14540149), (133, 12244336), (148, 11003356), (152, 10713794), (172, 9468004), (182, 8947784), (208, 7829311), (247, 6593104), (259, 6287632), (266, 6122168), (296, 5501678), (301, 5410288), (304, 5356897), (344, 4734002), (364, 4473892), (481, 3385648), (494, 3296552), (518, 3143816), (532, 3061084), (559, 2913232), (592, 2750839), (602, 2705144), (688, 2367001), (703, 2316496), (728, 2236946), (817, 1993264), (962, 1692824), (988, 1648276), (1036, 1571908), (1064, 1530542), (1118, 1456616), (1204, 1352572), (1369, 1189552), (1406, 1158248), (1456, 1118473), (1591, 1023568), (1634, 996632), (1729, 941872), (1924, 846412), (1976, 824138), (2072, 785954), (2128, 765271), (2236, 728308), (2408, 676286), (2738, 594776), (2812, 579124), (3182, 511784), (3268, 498316), (3367, 483664), (3458, 470936), (3848, 423206), (3913, 416176), (3952, 412069), (4144, 392977), (4472, 364154), (4816, 338143), (4921, 330928), (5476, 297388), (5624, 289562), (5719, 284752), (6364, 255892), (6536, 249158), (6734, 241832), (6916, 235468), (7696, 211603), (7826, 208088), (8944, 182077), (9139, 178192), (9583, 169936), (9842, 165464), (10621, 153328), (10952, 148694), (11137, 146224), (11248, 144781), (11438, 142376), (12728, 127946), (13072, 124579), (13468, 120916), (13832, 117734), (15652, 104044), (17797, 91504), (18278, 89096), (19166, 84968), (19684, 82732), (20683, 78736), (21242, 76664), (21904, 74347), (22274, 73112), (22876, 71188), (25456, 63973), (26011, 62608), (26936, 60458), (27664, 58867), (30229, 53872), (31304, 52022), (35594, 45752), (36556, 44548), (38332, 42484), (39368, 41366)]