141840080

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{491}}^1$

素因数の和:684

約数の個数: 80

約数和(自身を含む): 347013504

約数和(自身を除く): 205173424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 157, 184, 230, 314, 368, 460, 491, 628, 785, 920, 982, 1256, 1570, 1840, 1964, 2455, 2512, 3140, 3611, 3928, 4910, 6280, 7222, 7856, 9820, 11293, 12560, 14444, 18055, 19640, 22586, 28888, 36110, 39280, 45172, 56465, 57776, 72220, 77087, 90344, 112930, 144440, 154174, 180688, 225860, 288880, 308348, 385435, 451720, 616696, 770870, 903440, 1233392, 1541740, 1773001, 3083480, 3546002, 6166960, 7092004, 8865005, 14184008, 17730010, 28368016, 35460020, 70920040, 141840080]

約数ペア:

[(1, 141840080), (2, 70920040), (4, 35460020), (5, 28368016), (8, 17730010), (10, 14184008), (16, 8865005), (20, 7092004), (23, 6166960), (40, 3546002), (46, 3083480), (80, 1773001), (92, 1541740), (115, 1233392), (157, 903440), (184, 770870), (230, 616696), (314, 451720), (368, 385435), (460, 308348), (491, 288880), (628, 225860), (785, 180688), (920, 154174), (982, 144440), (1256, 112930), (1570, 90344), (1840, 77087), (1964, 72220), (2455, 57776), (2512, 56465), (3140, 45172), (3611, 39280), (3928, 36110), (4910, 28888), (6280, 22586), (7222, 19640), (7856, 18055), (9820, 14444), (11293, 12560)]