1276918272

素因数分解:

$2^9\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1277}}^1$

素因数の和:1339

約数の個数: 240

約数和(自身を含む): 4351007232

約数和(自身を除く): 3074088960

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 32, 36, 42, 48, 56, 62, 63, 64, 72, 84, 93, 96, 112, 124, 126, 128, 144, 168, 186, 192, 217, 224, 248, 252, 256, 279, 288, 336, 372, 384, 434, 448, 496, 504, 512, 558, 576, 651, 672, 744, 768, 868, 896, 992, 1008, 1116, 1152, 1277, 1302, 1344, 1488, 1536, 1736, 1792, 1953, 1984, 2016, 2232, 2304, 2554, 2604, 2688, 2976, 3472, 3584, 3831, 3906, 3968, 4032, 4464, 4608, 5108, 5208, 5376, 5952, 6944, 7662, 7812, 7936, 8064, 8928, 8939, 10216, 10416, 10752, 11493, 11904, 13888, 15324, 15624, 15872, 16128, 17856, 17878, 20432, 20832, 22986, 23808, 26817, 27776, 30648, 31248, 32256, 35712, 35756, 39587, 40864, 41664, 45972, 47616, 53634, 55552, 61296, 62496, 71424, 71512, 79174, 80451, 81728, 83328, 91944, 107268, 111104, 118761, 122592, 124992, 142848, 143024, 158348, 160902, 163456, 166656, 183888, 214536, 237522, 245184, 249984, 277109, 286048, 316696, 321804, 326912, 333312, 356283, 367776, 429072, 475044, 490368, 499968, 554218, 572096, 633392, 643608, 653824, 712566, 735552, 831327, 858144, 950088, 980736, 999936, 1108436, 1144192, 1266784, 1287216, 1425132, 1471104, 1662654, 1716288, 1900176, 1961472, 2216872, 2288384, 2493981, 2533568, 2574432, 2850264, 2942208, 3325308, 3432576, 3800352, 4433744, 4576768, 4987962, 5067136, 5148864, 5700528, 5884416, 6650616, 6865152, 7600704, 8867488, 9975924, 10134272, 10297728, 11401056, 13301232, 13730304, 15201408, 17734976, 19951848, 20268544, 20595456, 22802112, 26602464, 30402816, 35469952, 39903696, 41190912, 45604224, 53204928, 60805632, 70939904, 79807392, 91208448, 106409856, 141879808, 159614784, 182416896, 212819712, 319229568, 425639424, 638459136, 1276918272]

約数ペア:

[(1, 1276918272), (2, 638459136), (3, 425639424), (4, 319229568), (6, 212819712), (7, 182416896), (8, 159614784), (9, 141879808), (12, 106409856), (14, 91208448), (16, 79807392), (18, 70939904), (21, 60805632), (24, 53204928), (28, 45604224), (31, 41190912), (32, 39903696), (36, 35469952), (42, 30402816), (48, 26602464), (56, 22802112), (62, 20595456), (63, 20268544), (64, 19951848), (72, 17734976), (84, 15201408), (93, 13730304), (96, 13301232), (112, 11401056), (124, 10297728), (126, 10134272), (128, 9975924), (144, 8867488), (168, 7600704), (186, 6865152), (192, 6650616), (217, 5884416), (224, 5700528), (248, 5148864), (252, 5067136), (256, 4987962), (279, 4576768), (288, 4433744), (336, 3800352), (372, 3432576), (384, 3325308), (434, 2942208), (448, 2850264), (496, 2574432), (504, 2533568), (512, 2493981), (558, 2288384), (576, 2216872), (651, 1961472), (672, 1900176), (744, 1716288), (768, 1662654), (868, 1471104), (896, 1425132), (992, 1287216), (1008, 1266784), (1116, 1144192), (1152, 1108436), (1277, 999936), (1302, 980736), (1344, 950088), (1488, 858144), (1536, 831327), (1736, 735552), (1792, 712566), (1953, 653824), (1984, 643608), (2016, 633392), (2232, 572096), (2304, 554218), (2554, 499968), (2604, 490368), (2688, 475044), (2976, 429072), (3472, 367776), (3584, 356283), (3831, 333312), (3906, 326912), (3968, 321804), (4032, 316696), (4464, 286048), (4608, 277109), (5108, 249984), (5208, 245184), (5376, 237522), (5952, 214536), (6944, 183888), (7662, 166656), (7812, 163456), (7936, 160902), (8064, 158348), (8928, 143024), (8939, 142848), (10216, 124992), (10416, 122592), (10752, 118761), (11493, 111104), (11904, 107268), (13888, 91944), (15324, 83328), (15624, 81728), (15872, 80451), (16128, 79174), (17856, 71512), (17878, 71424), (20432, 62496), (20832, 61296), (22986, 55552), (23808, 53634), (26817, 47616), (27776, 45972), (30648, 41664), (31248, 40864), (32256, 39587), (35712, 35756)]