1280207376

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{331}}^1\times {\mathrm{1279}}^1$

素因数の和:1634

約数の個数: 160

約数和(自身を含む): 4215603200

約数和(自身を除く): 2935395824

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 84, 108, 112, 126, 144, 168, 189, 216, 252, 331, 336, 378, 432, 504, 662, 756, 993, 1008, 1279, 1324, 1512, 1986, 2317, 2558, 2648, 2979, 3024, 3837, 3972, 4634, 5116, 5296, 5958, 6951, 7674, 7944, 8937, 8953, 9268, 10232, 11511, 11916, 13902, 15348, 15888, 17874, 17906, 18536, 20464, 20853, 23022, 23832, 26859, 27804, 30696, 34533, 35748, 35812, 37072, 41706, 46044, 47664, 53718, 55608, 61392, 62559, 69066, 71496, 71624, 80577, 83412, 92088, 107436, 111216, 125118, 138132, 142992, 143248, 161154, 166824, 184176, 214872, 241731, 250236, 276264, 322308, 333648, 423349, 429744, 483462, 500472, 552528, 644616, 846698, 966924, 1000944, 1270047, 1289232, 1693396, 1933848, 2540094, 2963443, 3386792, 3810141, 3867696, 5080188, 5926886, 6773584, 7620282, 8890329, 10160376, 11430423, 11853772, 15240564, 17780658, 20320752, 22860846, 23707544, 26670987, 30481128, 35561316, 45721692, 47415088, 53341974, 60962256, 71122632, 80012961, 91443384, 106683948, 142245264, 160025922, 182886768, 213367896, 320051844, 426735792, 640103688, 1280207376]

約数ペア:

[(1, 1280207376), (2, 640103688), (3, 426735792), (4, 320051844), (6, 213367896), (7, 182886768), (8, 160025922), (9, 142245264), (12, 106683948), (14, 91443384), (16, 80012961), (18, 71122632), (21, 60962256), (24, 53341974), (27, 47415088), (28, 45721692), (36, 35561316), (42, 30481128), (48, 26670987), (54, 23707544), (56, 22860846), (63, 20320752), (72, 17780658), (84, 15240564), (108, 11853772), (112, 11430423), (126, 10160376), (144, 8890329), (168, 7620282), (189, 6773584), (216, 5926886), (252, 5080188), (331, 3867696), (336, 3810141), (378, 3386792), (432, 2963443), (504, 2540094), (662, 1933848), (756, 1693396), (993, 1289232), (1008, 1270047), (1279, 1000944), (1324, 966924), (1512, 846698), (1986, 644616), (2317, 552528), (2558, 500472), (2648, 483462), (2979, 429744), (3024, 423349), (3837, 333648), (3972, 322308), (4634, 276264), (5116, 250236), (5296, 241731), (5958, 214872), (6951, 184176), (7674, 166824), (7944, 161154), (8937, 143248), (8953, 142992), (9268, 138132), (10232, 125118), (11511, 111216), (11916, 107436), (13902, 92088), (15348, 83412), (15888, 80577), (17874, 71624), (17906, 71496), (18536, 69066), (20464, 62559), (20853, 61392), (23022, 55608), (23832, 53718), (26859, 47664), (27804, 46044), (30696, 41706), (34533, 37072), (35748, 35812)]