7313740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{439}}^1$

素因数の和:479

約数の個数: 72

約数和(自身を含む): 18960480

約数和(自身を除く): 11646740

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 439, 476, 490, 595, 833, 878, 980, 1190, 1666, 1756, 2195, 2380, 3073, 3332, 4165, 4390, 6146, 7463, 8330, 8780, 12292, 14926, 15365, 16660, 21511, 29852, 30730, 37315, 43022, 52241, 61460, 74630, 86044, 104482, 107555, 149260, 208964, 215110, 261205, 365687, 430220, 522410, 731374, 1044820, 1462748, 1828435, 3656870, 7313740]

約数ペア:

[(1, 7313740), (2, 3656870), (4, 1828435), (5, 1462748), (7, 1044820), (10, 731374), (14, 522410), (17, 430220), (20, 365687), (28, 261205), (34, 215110), (35, 208964), (49, 149260), (68, 107555), (70, 104482), (85, 86044), (98, 74630), (119, 61460), (140, 52241), (170, 43022), (196, 37315), (238, 30730), (245, 29852), (340, 21511), (439, 16660), (476, 15365), (490, 14926), (595, 12292), (833, 8780), (878, 8330), (980, 7463), (1190, 6146), (1666, 4390), (1756, 4165), (2195, 3332), (2380, 3073)]