320470910

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2111}}^1$

素因数の和:2201

約数の個数: 64

約数和(自身を含む): 656916480

約数和(自身を除く): 336445570

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 47, 85, 94, 95, 170, 190, 235, 323, 470, 646, 799, 893, 1598, 1615, 1786, 2111, 3230, 3995, 4222, 4465, 7990, 8930, 10555, 15181, 21110, 30362, 35887, 40109, 71774, 75905, 80218, 99217, 151810, 179435, 198434, 200545, 358870, 401090, 496085, 681853, 992170, 1363706, 1686689, 1885123, 3373378, 3409265, 3770246, 6818530, 8433445, 9425615, 16866890, 18851230, 32047091, 64094182, 160235455, 320470910]

約数ペア:

[(1, 320470910), (2, 160235455), (5, 64094182), (10, 32047091), (17, 18851230), (19, 16866890), (34, 9425615), (38, 8433445), (47, 6818530), (85, 3770246), (94, 3409265), (95, 3373378), (170, 1885123), (190, 1686689), (235, 1363706), (323, 992170), (470, 681853), (646, 496085), (799, 401090), (893, 358870), (1598, 200545), (1615, 198434), (1786, 179435), (2111, 151810), (3230, 99217), (3995, 80218), (4222, 75905), (4465, 71774), (7990, 40109), (8930, 35887), (10555, 30362), (15181, 21110)]