128789376

素因数分解:

$2^7\times 3^1\times {\mathrm{31}}^2\times {\mathrm{349}}^1$

素因数の和:428

約数の個数: 96

約数和(自身を含む): 354501000

約数和(自身を除く): 225711624

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 349, 372, 384, 496, 698, 744, 961, 992, 1047, 1396, 1488, 1922, 1984, 2094, 2792, 2883, 2976, 3844, 3968, 4188, 5584, 5766, 5952, 7688, 8376, 10819, 11168, 11532, 11904, 15376, 16752, 21638, 22336, 23064, 30752, 32457, 33504, 43276, 44672, 46128, 61504, 64914, 67008, 86552, 92256, 123008, 129828, 134016, 173104, 184512, 259656, 335389, 346208, 369024, 519312, 670778, 692416, 1006167, 1038624, 1341556, 1384832, 2012334, 2077248, 2683112, 4024668, 4154496, 5366224, 8049336, 10732448, 16098672, 21464896, 32197344, 42929792, 64394688, 128789376]

約数ペア:

[(1, 128789376), (2, 64394688), (3, 42929792), (4, 32197344), (6, 21464896), (8, 16098672), (12, 10732448), (16, 8049336), (24, 5366224), (31, 4154496), (32, 4024668), (48, 2683112), (62, 2077248), (64, 2012334), (93, 1384832), (96, 1341556), (124, 1038624), (128, 1006167), (186, 692416), (192, 670778), (248, 519312), (349, 369024), (372, 346208), (384, 335389), (496, 259656), (698, 184512), (744, 173104), (961, 134016), (992, 129828), (1047, 123008), (1396, 92256), (1488, 86552), (1922, 67008), (1984, 64914), (2094, 61504), (2792, 46128), (2883, 44672), (2976, 43276), (3844, 33504), (3968, 32457), (4188, 30752), (5584, 23064), (5766, 22336), (5952, 21638), (7688, 16752), (8376, 15376), (10819, 11904), (11168, 11532)]