254628120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{3851}}^1$

素因数の和:3913

約数の個数: 128

約数和(自身を含む): 832032000

約数和(自身を除く): 577403880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 29, 30, 38, 40, 57, 58, 60, 76, 87, 95, 114, 116, 120, 145, 152, 174, 190, 228, 232, 285, 290, 348, 380, 435, 456, 551, 570, 580, 696, 760, 870, 1102, 1140, 1160, 1653, 1740, 2204, 2280, 2755, 3306, 3480, 3851, 4408, 5510, 6612, 7702, 8265, 11020, 11553, 13224, 15404, 16530, 19255, 22040, 23106, 30808, 33060, 38510, 46212, 57765, 66120, 73169, 77020, 92424, 111679, 115530, 146338, 154040, 219507, 223358, 231060, 292676, 335037, 365845, 439014, 446716, 462120, 558395, 585352, 670074, 731690, 878028, 893432, 1097535, 1116790, 1340148, 1463380, 1675185, 1756056, 2121901, 2195070, 2233580, 2680296, 2926760, 3350370, 4243802, 4390140, 4467160, 6365703, 6700740, 8487604, 8780280, 10609505, 12731406, 13401480, 16975208, 21219010, 25462812, 31828515, 42438020, 50925624, 63657030, 84876040, 127314060, 254628120]

約数ペア:

[(1, 254628120), (2, 127314060), (3, 84876040), (4, 63657030), (5, 50925624), (6, 42438020), (8, 31828515), (10, 25462812), (12, 21219010), (15, 16975208), (19, 13401480), (20, 12731406), (24, 10609505), (29, 8780280), (30, 8487604), (38, 6700740), (40, 6365703), (57, 4467160), (58, 4390140), (60, 4243802), (76, 3350370), (87, 2926760), (95, 2680296), (114, 2233580), (116, 2195070), (120, 2121901), (145, 1756056), (152, 1675185), (174, 1463380), (190, 1340148), (228, 1116790), (232, 1097535), (285, 893432), (290, 878028), (348, 731690), (380, 670074), (435, 585352), (456, 558395), (551, 462120), (570, 446716), (580, 439014), (696, 365845), (760, 335037), (870, 292676), (1102, 231060), (1140, 223358), (1160, 219507), (1653, 154040), (1740, 146338), (2204, 115530), (2280, 111679), (2755, 92424), (3306, 77020), (3480, 73169), (3851, 66120), (4408, 57765), (5510, 46212), (6612, 38510), (7702, 33060), (8265, 30808), (11020, 23106), (11553, 22040), (13224, 19255), (15404, 16530)]