221437272

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:246

約数の個数: 192

約数和(自身を含む): 686188800

約数和(自身を除く): 464751528

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 29, 42, 43, 49, 56, 58, 84, 86, 87, 98, 116, 129, 147, 151, 168, 172, 174, 196, 203, 232, 258, 294, 301, 302, 344, 348, 392, 406, 453, 516, 588, 602, 604, 609, 696, 812, 903, 906, 1032, 1057, 1176, 1204, 1208, 1218, 1247, 1421, 1624, 1806, 1812, 2107, 2114, 2408, 2436, 2494, 2842, 3171, 3612, 3624, 3741, 4214, 4228, 4263, 4379, 4872, 4988, 5684, 6321, 6342, 6493, 7224, 7399, 7482, 8428, 8456, 8526, 8729, 8758, 9976, 11368, 12642, 12684, 12986, 13137, 14798, 14964, 16856, 17052, 17458, 17516, 19479, 22197, 25284, 25368, 25972, 26187, 26274, 29596, 29928, 30653, 34104, 34916, 35032, 38958, 44394, 45451, 50568, 51944, 52374, 52548, 59192, 61103, 61306, 69832, 77916, 88788, 90902, 91959, 104748, 105096, 122206, 122612, 136353, 155832, 177576, 181804, 183309, 183918, 188297, 209496, 214571, 244412, 245224, 272706, 318157, 363608, 366618, 367836, 376594, 429142, 488824, 545412, 564891, 636314, 643713, 733236, 735672, 753188, 858284, 954471, 1090824, 1129782, 1272628, 1287426, 1318079, 1466472, 1506376, 1716568, 1908942, 2259564, 2545256, 2574852, 2636158, 3817884, 3954237, 4519128, 5149704, 5272316, 7635768, 7908474, 9226553, 10544632, 15816948, 18453106, 27679659, 31633896, 36906212, 55359318, 73812424, 110718636, 221437272]

約数ペア:

[(1, 221437272), (2, 110718636), (3, 73812424), (4, 55359318), (6, 36906212), (7, 31633896), (8, 27679659), (12, 18453106), (14, 15816948), (21, 10544632), (24, 9226553), (28, 7908474), (29, 7635768), (42, 5272316), (43, 5149704), (49, 4519128), (56, 3954237), (58, 3817884), (84, 2636158), (86, 2574852), (87, 2545256), (98, 2259564), (116, 1908942), (129, 1716568), (147, 1506376), (151, 1466472), (168, 1318079), (172, 1287426), (174, 1272628), (196, 1129782), (203, 1090824), (232, 954471), (258, 858284), (294, 753188), (301, 735672), (302, 733236), (344, 643713), (348, 636314), (392, 564891), (406, 545412), (453, 488824), (516, 429142), (588, 376594), (602, 367836), (604, 366618), (609, 363608), (696, 318157), (812, 272706), (903, 245224), (906, 244412), (1032, 214571), (1057, 209496), (1176, 188297), (1204, 183918), (1208, 183309), (1218, 181804), (1247, 177576), (1421, 155832), (1624, 136353), (1806, 122612), (1812, 122206), (2107, 105096), (2114, 104748), (2408, 91959), (2436, 90902), (2494, 88788), (2842, 77916), (3171, 69832), (3612, 61306), (3624, 61103), (3741, 59192), (4214, 52548), (4228, 52374), (4263, 51944), (4379, 50568), (4872, 45451), (4988, 44394), (5684, 38958), (6321, 35032), (6342, 34916), (6493, 34104), (7224, 30653), (7399, 29928), (7482, 29596), (8428, 26274), (8456, 26187), (8526, 25972), (8729, 25368), (8758, 25284), (9976, 22197), (11368, 19479), (12642, 17516), (12684, 17458), (12986, 17052), (13137, 16856), (14798, 14964)]