307010816

素因数分解:

$2^8\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:240

約数の個数: 144

約数和(自身を含む): 753500160

約数和(自身を除く): 446489344

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 71, 76, 112, 127, 128, 133, 142, 152, 224, 254, 256, 266, 284, 304, 448, 497, 508, 532, 568, 608, 889, 896, 994, 1016, 1064, 1136, 1216, 1349, 1778, 1792, 1988, 2032, 2128, 2272, 2413, 2432, 2698, 3556, 3976, 4064, 4256, 4544, 4826, 4864, 5396, 7112, 7952, 8128, 8512, 9017, 9088, 9443, 9652, 10792, 14224, 15904, 16256, 16891, 17024, 18034, 18176, 18886, 19304, 21584, 28448, 31808, 32512, 33782, 34048, 36068, 37772, 38608, 43168, 56896, 63119, 63616, 67564, 72136, 75544, 77216, 86336, 113792, 126238, 127232, 135128, 144272, 151088, 154432, 171323, 172672, 227584, 252476, 270256, 288544, 302176, 308864, 342646, 345344, 504952, 540512, 577088, 604352, 617728, 685292, 1009904, 1081024, 1154176, 1199261, 1208704, 1370584, 2019808, 2162048, 2308352, 2398522, 2417408, 2741168, 4039616, 4324096, 4797044, 5482336, 8079232, 9594088, 10964672, 16158464, 19188176, 21929344, 38376352, 43858688, 76752704, 153505408, 307010816]

約数ペア:

[(1, 307010816), (2, 153505408), (4, 76752704), (7, 43858688), (8, 38376352), (14, 21929344), (16, 19188176), (19, 16158464), (28, 10964672), (32, 9594088), (38, 8079232), (56, 5482336), (64, 4797044), (71, 4324096), (76, 4039616), (112, 2741168), (127, 2417408), (128, 2398522), (133, 2308352), (142, 2162048), (152, 2019808), (224, 1370584), (254, 1208704), (256, 1199261), (266, 1154176), (284, 1081024), (304, 1009904), (448, 685292), (497, 617728), (508, 604352), (532, 577088), (568, 540512), (608, 504952), (889, 345344), (896, 342646), (994, 308864), (1016, 302176), (1064, 288544), (1136, 270256), (1216, 252476), (1349, 227584), (1778, 172672), (1792, 171323), (1988, 154432), (2032, 151088), (2128, 144272), (2272, 135128), (2413, 127232), (2432, 126238), (2698, 113792), (3556, 86336), (3976, 77216), (4064, 75544), (4256, 72136), (4544, 67564), (4826, 63616), (4864, 63119), (5396, 56896), (7112, 43168), (7952, 38608), (8128, 37772), (8512, 36068), (9017, 34048), (9088, 33782), (9443, 32512), (9652, 31808), (10792, 28448), (14224, 21584), (15904, 19304), (16256, 18886), (16891, 18176), (17024, 18034)]