191387840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1987}}^1$

素因数の和:2054

約数の個数: 112

約数和(自身を含む): 533229312

約数和(自身を除く): 341841472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 56, 64, 70, 80, 86, 112, 140, 160, 172, 215, 224, 280, 301, 320, 344, 430, 448, 560, 602, 688, 860, 1120, 1204, 1376, 1505, 1720, 1987, 2240, 2408, 2752, 3010, 3440, 3974, 4816, 6020, 6880, 7948, 9632, 9935, 12040, 13760, 13909, 15896, 19264, 19870, 24080, 27818, 31792, 39740, 48160, 55636, 63584, 69545, 79480, 85441, 96320, 111272, 127168, 139090, 158960, 170882, 222544, 278180, 317920, 341764, 427205, 445088, 556360, 598087, 635840, 683528, 854410, 890176, 1112720, 1196174, 1367056, 1708820, 2225440, 2392348, 2734112, 2990435, 3417640, 4450880, 4784696, 5468224, 5980870, 6835280, 9569392, 11961740, 13670560, 19138784, 23923480, 27341120, 38277568, 47846960, 95693920, 191387840]

約数ペア:

[(1, 191387840), (2, 95693920), (4, 47846960), (5, 38277568), (7, 27341120), (8, 23923480), (10, 19138784), (14, 13670560), (16, 11961740), (20, 9569392), (28, 6835280), (32, 5980870), (35, 5468224), (40, 4784696), (43, 4450880), (56, 3417640), (64, 2990435), (70, 2734112), (80, 2392348), (86, 2225440), (112, 1708820), (140, 1367056), (160, 1196174), (172, 1112720), (215, 890176), (224, 854410), (280, 683528), (301, 635840), (320, 598087), (344, 556360), (430, 445088), (448, 427205), (560, 341764), (602, 317920), (688, 278180), (860, 222544), (1120, 170882), (1204, 158960), (1376, 139090), (1505, 127168), (1720, 111272), (1987, 96320), (2240, 85441), (2408, 79480), (2752, 69545), (3010, 63584), (3440, 55636), (3974, 48160), (4816, 39740), (6020, 31792), (6880, 27818), (7948, 24080), (9632, 19870), (9935, 19264), (12040, 15896), (13760, 13909)]