280325808

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8971}}^1$

素因数の和:9023

約数の個数: 120

約数和(自身を含む): 925623296

約数和(自身を除く): 645297488

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 36, 42, 48, 56, 62, 63, 72, 84, 93, 112, 124, 126, 144, 168, 186, 217, 248, 252, 279, 336, 372, 434, 496, 504, 558, 651, 744, 868, 1008, 1116, 1302, 1488, 1736, 1953, 2232, 2604, 3472, 3906, 4464, 5208, 7812, 8971, 10416, 15624, 17942, 26913, 31248, 35884, 53826, 62797, 71768, 80739, 107652, 125594, 143536, 161478, 188391, 215304, 251188, 278101, 322956, 376782, 430608, 502376, 556202, 565173, 645912, 753564, 834303, 1004752, 1112404, 1130346, 1291824, 1507128, 1668606, 1946707, 2224808, 2260692, 2502909, 3014256, 3337212, 3893414, 4449616, 4521384, 5005818, 5840121, 6674424, 7786828, 9042768, 10011636, 11680242, 13348848, 15573656, 17520363, 20023272, 23360484, 31147312, 35040726, 40046544, 46720968, 70081452, 93441936, 140162904, 280325808]

約数ペア:

[(1, 280325808), (2, 140162904), (3, 93441936), (4, 70081452), (6, 46720968), (7, 40046544), (8, 35040726), (9, 31147312), (12, 23360484), (14, 20023272), (16, 17520363), (18, 15573656), (21, 13348848), (24, 11680242), (28, 10011636), (31, 9042768), (36, 7786828), (42, 6674424), (48, 5840121), (56, 5005818), (62, 4521384), (63, 4449616), (72, 3893414), (84, 3337212), (93, 3014256), (112, 2502909), (124, 2260692), (126, 2224808), (144, 1946707), (168, 1668606), (186, 1507128), (217, 1291824), (248, 1130346), (252, 1112404), (279, 1004752), (336, 834303), (372, 753564), (434, 645912), (496, 565173), (504, 556202), (558, 502376), (651, 430608), (744, 376782), (868, 322956), (1008, 278101), (1116, 251188), (1302, 215304), (1488, 188391), (1736, 161478), (1953, 143536), (2232, 125594), (2604, 107652), (3472, 80739), (3906, 71768), (4464, 62797), (5208, 53826), (7812, 35884), (8971, 31248), (10416, 26913), (15624, 17942)]