57821220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2311}}^1$

素因数の和:2465

約数の個数: 72

約数和(自身を含む): 176729280

約数和(自身を除く): 118908060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 278, 417, 556, 695, 834, 1251, 1390, 1668, 2085, 2311, 2502, 2780, 4170, 4622, 5004, 6255, 6933, 8340, 9244, 11555, 12510, 13866, 20799, 23110, 25020, 27732, 34665, 41598, 46220, 69330, 83196, 103995, 138660, 207990, 321229, 415980, 642458, 963687, 1284916, 1606145, 1927374, 2891061, 3212290, 3854748, 4818435, 5782122, 6424580, 9636870, 11564244, 14455305, 19273740, 28910610, 57821220]

約数ペア:

[(1, 57821220), (2, 28910610), (3, 19273740), (4, 14455305), (5, 11564244), (6, 9636870), (9, 6424580), (10, 5782122), (12, 4818435), (15, 3854748), (18, 3212290), (20, 2891061), (30, 1927374), (36, 1606145), (45, 1284916), (60, 963687), (90, 642458), (139, 415980), (180, 321229), (278, 207990), (417, 138660), (556, 103995), (695, 83196), (834, 69330), (1251, 46220), (1390, 41598), (1668, 34665), (2085, 27732), (2311, 25020), (2502, 23110), (2780, 20799), (4170, 13866), (4622, 12510), (5004, 11555), (6255, 9244), (6933, 8340)]