171539840

素因数分解:

$2^7\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2459}}^1$

素因数の和:2587

約数の個数: 64

約数和(自身を含む): 414018000

約数和(自身を除く): 242478160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 128, 160, 218, 320, 436, 545, 640, 872, 1090, 1744, 2180, 2459, 3488, 4360, 4918, 6976, 8720, 9836, 12295, 13952, 17440, 19672, 24590, 34880, 39344, 49180, 69760, 78688, 98360, 157376, 196720, 268031, 314752, 393440, 536062, 786880, 1072124, 1340155, 1573760, 2144248, 2680310, 4288496, 5360620, 8576992, 10721240, 17153984, 21442480, 34307968, 42884960, 85769920, 171539840]

約数ペア:

[(1, 171539840), (2, 85769920), (4, 42884960), (5, 34307968), (8, 21442480), (10, 17153984), (16, 10721240), (20, 8576992), (32, 5360620), (40, 4288496), (64, 2680310), (80, 2144248), (109, 1573760), (128, 1340155), (160, 1072124), (218, 786880), (320, 536062), (436, 393440), (545, 314752), (640, 268031), (872, 196720), (1090, 157376), (1744, 98360), (2180, 78688), (2459, 69760), (3488, 49180), (4360, 39344), (4918, 34880), (6976, 24590), (8720, 19672), (9836, 17440), (12295, 13952)]