173905.0000000

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:120

約数の個数: 80

約数和(自身を含む): 7070976

約数和(自身を除く): 4322416

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 43, 47, 68, 80, 85, 86, 94, 136, 170, 172, 188, 215, 235, 272, 340, 344, 376, 430, 470, 680, 688, 731, 752, 799, 860, 940, 1360, 1462, 1598, 1720, 1880, 2021, 2924, 3196, 3440, 3655, 3760, 3995, 4042, 5848, 6392, 7310, 7990, 8084, 10105, 11696, 12784, 14620, 15980, 16168, 20210, 29240, 31960, 32336, 34357, 40420, 58480, 63920, 68714, 80840, 137428, 161680, 171785, 274856, 343570, 549712, 687140, 1374280, 2748560]

約数ペア:

[(1, 2748560), (2, 1374280), (4, 687140), (5, 549712), (8, 343570), (10, 274856), (16, 171785), (17, 161680), (20, 137428), (34, 80840), (40, 68714), (43, 63920), (47, 58480), (68, 40420), (80, 34357), (85, 32336), (86, 31960), (94, 29240), (136, 20210), (170, 16168), (172, 15980), (188, 14620), (215, 12784), (235, 11696), (272, 10105), (340, 8084), (344, 7990), (376, 7310), (430, 6392), (470, 5848), (680, 4042), (688, 3995), (731, 3760), (752, 3655), (799, 3440), (860, 3196), (940, 2924), (1360, 2021), (1462, 1880), (1598, 1720)]