128484928

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:276

約数の個数: 112

約数和(自身を含む): 304678080

約数和(自身を除く): 176193152

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 101, 104, 139, 143, 176, 202, 208, 278, 286, 352, 404, 416, 556, 572, 704, 808, 832, 1111, 1112, 1144, 1313, 1529, 1616, 1807, 2222, 2224, 2288, 2626, 3058, 3232, 3614, 4444, 4448, 4576, 5252, 6116, 6464, 7228, 8888, 8896, 9152, 10504, 12232, 14039, 14443, 14456, 17776, 19877, 21008, 24464, 28078, 28886, 28912, 35552, 39754, 42016, 48928, 56156, 57772, 57824, 71104, 79508, 84032, 97856, 112312, 115544, 115648, 154429, 159016, 182507, 224624, 231088, 308858, 318032, 365014, 449248, 462176, 617716, 636064, 730028, 898496, 924352, 1235432, 1272128, 1460056, 2007577, 2470864, 2920112, 4015154, 4941728, 5840224, 8030308, 9883456, 11680448, 16060616, 32121232, 64242464, 128484928]

約数ペア:

[(1, 128484928), (2, 64242464), (4, 32121232), (8, 16060616), (11, 11680448), (13, 9883456), (16, 8030308), (22, 5840224), (26, 4941728), (32, 4015154), (44, 2920112), (52, 2470864), (64, 2007577), (88, 1460056), (101, 1272128), (104, 1235432), (139, 924352), (143, 898496), (176, 730028), (202, 636064), (208, 617716), (278, 462176), (286, 449248), (352, 365014), (404, 318032), (416, 308858), (556, 231088), (572, 224624), (704, 182507), (808, 159016), (832, 154429), (1111, 115648), (1112, 115544), (1144, 112312), (1313, 97856), (1529, 84032), (1616, 79508), (1807, 71104), (2222, 57824), (2224, 57772), (2288, 56156), (2626, 48928), (3058, 42016), (3232, 39754), (3614, 35552), (4444, 28912), (4448, 28886), (4576, 28078), (5252, 24464), (6116, 21008), (6464, 19877), (7228, 17776), (8888, 14456), (8896, 14443), (9152, 14039), (10504, 12232)]