67836560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{491}}^1$

素因数の和:672

約数の個数: 80

約数和(自身を含む): 173506752

約数和(自身を除く): 105670192

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 157, 176, 220, 314, 440, 491, 628, 785, 880, 982, 1256, 1570, 1727, 1964, 2455, 2512, 3140, 3454, 3928, 4910, 5401, 6280, 6908, 7856, 8635, 9820, 10802, 12560, 13816, 17270, 19640, 21604, 27005, 27632, 34540, 39280, 43208, 54010, 69080, 77087, 86416, 108020, 138160, 154174, 216040, 308348, 385435, 432080, 616696, 770870, 847957, 1233392, 1541740, 1695914, 3083480, 3391828, 4239785, 6166960, 6783656, 8479570, 13567312, 16959140, 33918280, 67836560]

約数ペア:

[(1, 67836560), (2, 33918280), (4, 16959140), (5, 13567312), (8, 8479570), (10, 6783656), (11, 6166960), (16, 4239785), (20, 3391828), (22, 3083480), (40, 1695914), (44, 1541740), (55, 1233392), (80, 847957), (88, 770870), (110, 616696), (157, 432080), (176, 385435), (220, 308348), (314, 216040), (440, 154174), (491, 138160), (628, 108020), (785, 86416), (880, 77087), (982, 69080), (1256, 54010), (1570, 43208), (1727, 39280), (1964, 34540), (2455, 27632), (2512, 27005), (3140, 21604), (3454, 19640), (3928, 17270), (4910, 13816), (5401, 12560), (6280, 10802), (6908, 9820), (7856, 8635)]