128516864

素因数分解:

$2^8\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2473}}^1$

素因数の和:2525

約数の個数: 72

約数和(自身を含む): 303411360

約数和(自身を除く): 174894496

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 64, 112, 116, 128, 203, 224, 232, 256, 406, 448, 464, 812, 896, 928, 1624, 1792, 1856, 2473, 3248, 3712, 4946, 6496, 7424, 9892, 12992, 17311, 19784, 25984, 34622, 39568, 51968, 69244, 71717, 79136, 138488, 143434, 158272, 276976, 286868, 316544, 502019, 553952, 573736, 633088, 1004038, 1107904, 1147472, 2008076, 2215808, 2294944, 4016152, 4431616, 4589888, 8032304, 9179776, 16064608, 18359552, 32129216, 64258432, 128516864]

約数ペア:

[(1, 128516864), (2, 64258432), (4, 32129216), (7, 18359552), (8, 16064608), (14, 9179776), (16, 8032304), (28, 4589888), (29, 4431616), (32, 4016152), (56, 2294944), (58, 2215808), (64, 2008076), (112, 1147472), (116, 1107904), (128, 1004038), (203, 633088), (224, 573736), (232, 553952), (256, 502019), (406, 316544), (448, 286868), (464, 276976), (812, 158272), (896, 143434), (928, 138488), (1624, 79136), (1792, 71717), (1856, 69244), (2473, 51968), (3248, 39568), (3712, 34622), (4946, 25984), (6496, 19784), (7424, 17311), (9892, 12992)]