123638928

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1$

素因数の和:325

約数の個数: 160

約数和(自身を含む): 389975040

約数和(自身を除く): 266336112

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 56, 57, 76, 84, 107, 112, 114, 133, 152, 168, 181, 214, 228, 266, 304, 321, 336, 362, 399, 428, 456, 532, 543, 642, 724, 749, 798, 856, 912, 1064, 1086, 1267, 1284, 1448, 1498, 1596, 1712, 2033, 2128, 2172, 2247, 2534, 2568, 2896, 2996, 3192, 3439, 3801, 4066, 4344, 4494, 5068, 5136, 5992, 6099, 6384, 6878, 7602, 8132, 8688, 8988, 10136, 10317, 11984, 12198, 13756, 14231, 15204, 16264, 17976, 19367, 20272, 20634, 24073, 24396, 27512, 28462, 30408, 32528, 35952, 38734, 41268, 42693, 48146, 48792, 55024, 56924, 58101, 60816, 72219, 77468, 82536, 85386, 96292, 97584, 113848, 116202, 135569, 144438, 154936, 165072, 170772, 192584, 227696, 232404, 271138, 288876, 309872, 341544, 367973, 385168, 406707, 464808, 542276, 577752, 683088, 735946, 813414, 929616, 1084552, 1103919, 1155504, 1471892, 1626828, 2169104, 2207838, 2575811, 2943784, 3253656, 4415676, 5151622, 5887568, 6507312, 7727433, 8831352, 10303244, 15454866, 17662704, 20606488, 30909732, 41212976, 61819464, 123638928]

約数ペア:

[(1, 123638928), (2, 61819464), (3, 41212976), (4, 30909732), (6, 20606488), (7, 17662704), (8, 15454866), (12, 10303244), (14, 8831352), (16, 7727433), (19, 6507312), (21, 5887568), (24, 5151622), (28, 4415676), (38, 3253656), (42, 2943784), (48, 2575811), (56, 2207838), (57, 2169104), (76, 1626828), (84, 1471892), (107, 1155504), (112, 1103919), (114, 1084552), (133, 929616), (152, 813414), (168, 735946), (181, 683088), (214, 577752), (228, 542276), (266, 464808), (304, 406707), (321, 385168), (336, 367973), (362, 341544), (399, 309872), (428, 288876), (456, 271138), (532, 232404), (543, 227696), (642, 192584), (724, 170772), (749, 165072), (798, 154936), (856, 144438), (912, 135569), (1064, 116202), (1086, 113848), (1267, 97584), (1284, 96292), (1448, 85386), (1498, 82536), (1596, 77468), (1712, 72219), (2033, 60816), (2128, 58101), (2172, 56924), (2247, 55024), (2534, 48792), (2568, 48146), (2896, 42693), (2996, 41268), (3192, 38734), (3439, 35952), (3801, 32528), (4066, 30408), (4344, 28462), (4494, 27512), (5068, 24396), (5136, 24073), (5992, 20634), (6099, 20272), (6384, 19367), (6878, 17976), (7602, 16264), (8132, 15204), (8688, 14231), (8988, 13756), (10136, 12198), (10317, 11984)]