209892120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{1153}}^1$

素因数の和:1245

約数の個数: 128

約数和(自身を含む): 663042240

約数和(自身を除く): 453150120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 41, 60, 74, 82, 111, 120, 123, 148, 164, 185, 205, 222, 246, 296, 328, 370, 410, 444, 492, 555, 615, 740, 820, 888, 984, 1110, 1153, 1230, 1480, 1517, 1640, 2220, 2306, 2460, 3034, 3459, 4440, 4551, 4612, 4920, 5765, 6068, 6918, 7585, 9102, 9224, 11530, 12136, 13836, 15170, 17295, 18204, 22755, 23060, 27672, 30340, 34590, 36408, 42661, 45510, 46120, 47273, 60680, 69180, 85322, 91020, 94546, 127983, 138360, 141819, 170644, 182040, 189092, 213305, 236365, 255966, 283638, 341288, 378184, 426610, 472730, 511932, 567276, 639915, 709095, 853220, 945460, 1023864, 1134552, 1279830, 1418190, 1706440, 1749101, 1890920, 2559660, 2836380, 3498202, 5119320, 5247303, 5672760, 6996404, 8745505, 10494606, 13992808, 17491010, 20989212, 26236515, 34982020, 41978424, 52473030, 69964040, 104946060, 209892120]

約数ペア:

[(1, 209892120), (2, 104946060), (3, 69964040), (4, 52473030), (5, 41978424), (6, 34982020), (8, 26236515), (10, 20989212), (12, 17491010), (15, 13992808), (20, 10494606), (24, 8745505), (30, 6996404), (37, 5672760), (40, 5247303), (41, 5119320), (60, 3498202), (74, 2836380), (82, 2559660), (111, 1890920), (120, 1749101), (123, 1706440), (148, 1418190), (164, 1279830), (185, 1134552), (205, 1023864), (222, 945460), (246, 853220), (296, 709095), (328, 639915), (370, 567276), (410, 511932), (444, 472730), (492, 426610), (555, 378184), (615, 341288), (740, 283638), (820, 255966), (888, 236365), (984, 213305), (1110, 189092), (1153, 182040), (1230, 170644), (1480, 141819), (1517, 138360), (1640, 127983), (2220, 94546), (2306, 91020), (2460, 85322), (3034, 69180), (3459, 60680), (4440, 47273), (4551, 46120), (4612, 45510), (4920, 42661), (5765, 36408), (6068, 34590), (6918, 30340), (7585, 27672), (9102, 23060), (9224, 22755), (11530, 18204), (12136, 17295), (13836, 15170)]