1905878016

素因数分解:

$2^{10}\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{953}}^1$

素因数の和:1017

約数の個数: 264

約数和(自身を含む): 6499044864

約数和(自身を除く): 4593166848

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, 953, 992, 1008, 1024, 1116, 1152, 1302, 1344, 1488, 1536, 1736, 1792, 1906, 1953, 1984, 2016, 2232, 2304, 2604, 2688, 2859, 2976, 3072, 3472, 3584, 3812, 3906, 3968, 4032, 4464, 4608, 5208, 5376, 5718, 5952, 6671, 6944, 7168, 7624, 7812, 7936, 8064, 8577, 8928, 9216, 10416, 10752, 11436, 11904, 13342, 13888, 15248, 15624, 15872, 16128, 17154, 17856, 20013, 20832, 21504, 22872, 23808, 26684, 27776, 29543, 30496, 31248, 31744, 32256, 34308, 35712, 40026, 41664, 45744, 47616, 53368, 55552, 59086, 60039, 60992, 62496, 64512, 68616, 71424, 80052, 83328, 88629, 91488, 95232, 106736, 111104, 118172, 120078, 121984, 124992, 137232, 142848, 160104, 166656, 177258, 182976, 206801, 213472, 222208, 236344, 240156, 243968, 249984, 265887, 274464, 285696, 320208, 333312, 354516, 365952, 413602, 426944, 472688, 480312, 487936, 499968, 531774, 548928, 620403, 640416, 666624, 709032, 731904, 827204, 853888, 945376, 960624, 975872, 999936, 1063548, 1097856, 1240806, 1280832, 1418064, 1463808, 1654408, 1707776, 1861209, 1890752, 1921248, 1999872, 2127096, 2195712, 2481612, 2561664, 2836128, 2927616, 3308816, 3415552, 3722418, 3781504, 3842496, 4254192, 4391424, 4963224, 5123328, 5672256, 6617632, 6831104, 7444836, 7563008, 7684992, 8508384, 8782848, 9926448, 10246656, 11344512, 13235264, 14889672, 15126016, 15369984, 17016768, 19852896, 20493312, 22689024, 26470528, 29779344, 30252032, 30739968, 34033536, 39705792, 45378048, 52941056, 59558688, 61479936, 68067072, 79411584, 90756096, 105882112, 119117376, 136134144, 158823168, 211764224, 238234752, 272268288, 317646336, 476469504, 635292672, 952939008, 1905878016]

約数ペア:

[(1, 1905878016), (2, 952939008), (3, 635292672), (4, 476469504), (6, 317646336), (7, 272268288), (8, 238234752), (9, 211764224), (12, 158823168), (14, 136134144), (16, 119117376), (18, 105882112), (21, 90756096), (24, 79411584), (28, 68067072), (31, 61479936), (32, 59558688), (36, 52941056), (42, 45378048), (48, 39705792), (56, 34033536), (62, 30739968), (63, 30252032), (64, 29779344), (72, 26470528), (84, 22689024), (93, 20493312), (96, 19852896), (112, 17016768), (124, 15369984), (126, 15126016), (128, 14889672), (144, 13235264), (168, 11344512), (186, 10246656), (192, 9926448), (217, 8782848), (224, 8508384), (248, 7684992), (252, 7563008), (256, 7444836), (279, 6831104), (288, 6617632), (336, 5672256), (372, 5123328), (384, 4963224), (434, 4391424), (448, 4254192), (496, 3842496), (504, 3781504), (512, 3722418), (558, 3415552), (576, 3308816), (651, 2927616), (672, 2836128), (744, 2561664), (768, 2481612), (868, 2195712), (896, 2127096), (953, 1999872), (992, 1921248), (1008, 1890752), (1024, 1861209), (1116, 1707776), (1152, 1654408), (1302, 1463808), (1344, 1418064), (1488, 1280832), (1536, 1240806), (1736, 1097856), (1792, 1063548), (1906, 999936), (1953, 975872), (1984, 960624), (2016, 945376), (2232, 853888), (2304, 827204), (2604, 731904), (2688, 709032), (2859, 666624), (2976, 640416), (3072, 620403), (3472, 548928), (3584, 531774), (3812, 499968), (3906, 487936), (3968, 480312), (4032, 472688), (4464, 426944), (4608, 413602), (5208, 365952), (5376, 354516), (5718, 333312), (5952, 320208), (6671, 285696), (6944, 274464), (7168, 265887), (7624, 249984), (7812, 243968), (7936, 240156), (8064, 236344), (8577, 222208), (8928, 213472), (9216, 206801), (10416, 182976), (10752, 177258), (11436, 166656), (11904, 160104), (13342, 142848), (13888, 137232), (15248, 124992), (15624, 121984), (15872, 120078), (16128, 118172), (17154, 111104), (17856, 106736), (20013, 95232), (20832, 91488), (21504, 88629), (22872, 83328), (23808, 80052), (26684, 71424), (27776, 68616), (29543, 64512), (30496, 62496), (31248, 60992), (31744, 60039), (32256, 59086), (34308, 55552), (35712, 53368), (40026, 47616), (41664, 45744)]