30835760

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:258

約数の個数: 80

約数和(自身を含む): 74995200

約数和(自身を除く): 44159440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 59, 80, 94, 118, 139, 188, 235, 236, 278, 295, 376, 470, 472, 556, 590, 695, 752, 940, 944, 1112, 1180, 1390, 1880, 2224, 2360, 2773, 2780, 3760, 4720, 5546, 5560, 6533, 8201, 11092, 11120, 13066, 13865, 16402, 22184, 26132, 27730, 32665, 32804, 41005, 44368, 52264, 55460, 65330, 65608, 82010, 104528, 110920, 130660, 131216, 164020, 221840, 261320, 328040, 385447, 522640, 656080, 770894, 1541788, 1927235, 3083576, 3854470, 6167152, 7708940, 15417880, 30835760]

約数ペア:

[(1, 30835760), (2, 15417880), (4, 7708940), (5, 6167152), (8, 3854470), (10, 3083576), (16, 1927235), (20, 1541788), (40, 770894), (47, 656080), (59, 522640), (80, 385447), (94, 328040), (118, 261320), (139, 221840), (188, 164020), (235, 131216), (236, 130660), (278, 110920), (295, 104528), (376, 82010), (470, 65608), (472, 65330), (556, 55460), (590, 52264), (695, 44368), (752, 41005), (940, 32804), (944, 32665), (1112, 27730), (1180, 26132), (1390, 22184), (1880, 16402), (2224, 13865), (2360, 13066), (2773, 11120), (2780, 11092), (3760, 8201), (4720, 6533), (5546, 5560)]