209404384

素因数分解:

$2^5\times 7^1\times {\mathrm{41}}^1\times {\mathrm{151}}^2$

素因数の和:360

約数の個数: 72

約数和(自身を含む): 485869104

約数和(自身を除く): 276464720

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 82, 112, 151, 164, 224, 287, 302, 328, 574, 604, 656, 1057, 1148, 1208, 1312, 2114, 2296, 2416, 4228, 4592, 4832, 6191, 8456, 9184, 12382, 16912, 22801, 24764, 33824, 43337, 45602, 49528, 86674, 91204, 99056, 159607, 173348, 182408, 198112, 319214, 346696, 364816, 638428, 693392, 729632, 934841, 1276856, 1386784, 1869682, 2553712, 3739364, 5107424, 6543887, 7478728, 13087774, 14957456, 26175548, 29914912, 52351096, 104702192, 209404384]

約数ペア:

[(1, 209404384), (2, 104702192), (4, 52351096), (7, 29914912), (8, 26175548), (14, 14957456), (16, 13087774), (28, 7478728), (32, 6543887), (41, 5107424), (56, 3739364), (82, 2553712), (112, 1869682), (151, 1386784), (164, 1276856), (224, 934841), (287, 729632), (302, 693392), (328, 638428), (574, 364816), (604, 346696), (656, 319214), (1057, 198112), (1148, 182408), (1208, 173348), (1312, 159607), (2114, 99056), (2296, 91204), (2416, 86674), (4228, 49528), (4592, 45602), (4832, 43337), (6191, 33824), (8456, 24764), (9184, 22801), (12382, 16912)]