68647788

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{757}}^1$

素因数の和:1007

約数の個数: 72

約数和(自身を含む): 190379280

約数和(自身を除く): 121731492

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 229, 396, 458, 687, 757, 916, 1374, 1514, 2061, 2271, 2519, 2748, 3028, 4122, 4542, 5038, 6813, 7557, 8244, 8327, 9084, 10076, 13626, 15114, 16654, 22671, 24981, 27252, 30228, 33308, 45342, 49962, 74943, 90684, 99924, 149886, 173353, 299772, 346706, 520059, 693412, 1040118, 1560177, 1906883, 2080236, 3120354, 3813766, 5720649, 6240708, 7627532, 11441298, 17161947, 22882596, 34323894, 68647788]

約数ペア:

[(1, 68647788), (2, 34323894), (3, 22882596), (4, 17161947), (6, 11441298), (9, 7627532), (11, 6240708), (12, 5720649), (18, 3813766), (22, 3120354), (33, 2080236), (36, 1906883), (44, 1560177), (66, 1040118), (99, 693412), (132, 520059), (198, 346706), (229, 299772), (396, 173353), (458, 149886), (687, 99924), (757, 90684), (916, 74943), (1374, 49962), (1514, 45342), (2061, 33308), (2271, 30228), (2519, 27252), (2748, 24981), (3028, 22671), (4122, 16654), (4542, 15114), (5038, 13626), (6813, 10076), (7557, 9084), (8244, 8327)]