134720720

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{39163}}^1$

素因数の和:39219

約数の個数: 40

約数和(自身を含む): 320518176

約数和(自身を除く): 185797456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 39163, 78326, 156652, 195815, 313304, 391630, 626608, 783260, 1566520, 1684009, 3133040, 3368018, 6736036, 8420045, 13472072, 16840090, 26944144, 33680180, 67360360, 134720720]

約数ペア:

[(1, 134720720), (2, 67360360), (4, 33680180), (5, 26944144), (8, 16840090), (10, 13472072), (16, 8420045), (20, 6736036), (40, 3368018), (43, 3133040), (80, 1684009), (86, 1566520), (172, 783260), (215, 626608), (344, 391630), (430, 313304), (688, 195815), (860, 156652), (1720, 78326), (3440, 39163)]