261775296

素因数分解:

$2^6\times 3^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:299

約数の個数: 168

約数和(自身を含む): 785981664

約数和(自身を除く): 524206368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 48, 64, 71, 72, 74, 96, 111, 142, 144, 148, 173, 192, 213, 222, 284, 288, 296, 333, 346, 426, 444, 519, 568, 576, 592, 639, 666, 692, 852, 888, 1038, 1136, 1184, 1278, 1332, 1384, 1557, 1704, 1776, 2076, 2272, 2368, 2556, 2627, 2664, 2768, 3114, 3408, 3552, 4152, 4544, 5112, 5254, 5328, 5536, 6228, 6401, 6816, 7104, 7881, 8304, 10224, 10508, 10656, 11072, 12283, 12456, 12802, 13632, 15762, 16608, 19203, 20448, 21016, 21312, 23643, 24566, 24912, 25604, 31524, 33216, 36849, 38406, 40896, 42032, 47286, 49132, 49824, 51208, 57609, 63048, 73698, 76812, 84064, 94572, 98264, 99648, 102416, 110547, 115218, 126096, 147396, 153624, 168128, 189144, 196528, 204832, 221094, 230436, 252192, 294792, 307248, 378288, 393056, 409664, 442188, 454471, 460872, 504384, 589584, 614496, 756576, 786112, 884376, 908942, 921744, 1179168, 1228992, 1363413, 1513152, 1768752, 1817884, 1843488, 2358336, 2726826, 3537504, 3635768, 3686976, 4090239, 5453652, 7075008, 7271536, 8180478, 10907304, 14543072, 16360956, 21814608, 29086144, 32721912, 43629216, 65443824, 87258432, 130887648, 261775296]

約数ペア:

[(1, 261775296), (2, 130887648), (3, 87258432), (4, 65443824), (6, 43629216), (8, 32721912), (9, 29086144), (12, 21814608), (16, 16360956), (18, 14543072), (24, 10907304), (32, 8180478), (36, 7271536), (37, 7075008), (48, 5453652), (64, 4090239), (71, 3686976), (72, 3635768), (74, 3537504), (96, 2726826), (111, 2358336), (142, 1843488), (144, 1817884), (148, 1768752), (173, 1513152), (192, 1363413), (213, 1228992), (222, 1179168), (284, 921744), (288, 908942), (296, 884376), (333, 786112), (346, 756576), (426, 614496), (444, 589584), (519, 504384), (568, 460872), (576, 454471), (592, 442188), (639, 409664), (666, 393056), (692, 378288), (852, 307248), (888, 294792), (1038, 252192), (1136, 230436), (1184, 221094), (1278, 204832), (1332, 196528), (1384, 189144), (1557, 168128), (1704, 153624), (1776, 147396), (2076, 126096), (2272, 115218), (2368, 110547), (2556, 102416), (2627, 99648), (2664, 98264), (2768, 94572), (3114, 84064), (3408, 76812), (3552, 73698), (4152, 63048), (4544, 57609), (5112, 51208), (5254, 49824), (5328, 49132), (5536, 47286), (6228, 42032), (6401, 40896), (6816, 38406), (7104, 36849), (7881, 33216), (8304, 31524), (10224, 25604), (10508, 24912), (10656, 24566), (11072, 23643), (12283, 21312), (12456, 21016), (12802, 20448), (13632, 19203), (15762, 16608)]