67108720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{409}}^1$

素因数の和:722

約数の個数: 80

約数和(自身を含む): 179363520

約数和(自身を除く): 112254800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 293, 409, 560, 586, 818, 1172, 1465, 1636, 2045, 2051, 2344, 2863, 2930, 3272, 4090, 4102, 4688, 5726, 5860, 6544, 8180, 8204, 10255, 11452, 11720, 14315, 16360, 16408, 20510, 22904, 23440, 28630, 32720, 32816, 41020, 45808, 57260, 82040, 114520, 119837, 164080, 229040, 239674, 479348, 599185, 838859, 958696, 1198370, 1677718, 1917392, 2396740, 3355436, 4194295, 4793480, 6710872, 8388590, 9586960, 13421744, 16777180, 33554360, 67108720]

約数ペア:

[(1, 67108720), (2, 33554360), (4, 16777180), (5, 13421744), (7, 9586960), (8, 8388590), (10, 6710872), (14, 4793480), (16, 4194295), (20, 3355436), (28, 2396740), (35, 1917392), (40, 1677718), (56, 1198370), (70, 958696), (80, 838859), (112, 599185), (140, 479348), (280, 239674), (293, 229040), (409, 164080), (560, 119837), (586, 114520), (818, 82040), (1172, 57260), (1465, 45808), (1636, 41020), (2045, 32816), (2051, 32720), (2344, 28630), (2863, 23440), (2930, 22904), (3272, 20510), (4090, 16408), (4102, 16360), (4688, 14315), (5726, 11720), (5860, 11452), (6544, 10255), (8180, 8204)]