217015320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{4649}}^1$

素因数の和:5052

約数の個数: 64

約数和(自身を含む): 652860000

約数和(自身を除く): 435844680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 389, 778, 1167, 1556, 1945, 2334, 3112, 3890, 4649, 4668, 5835, 7780, 9298, 9336, 11670, 13947, 15560, 18596, 23245, 23340, 27894, 37192, 46490, 46680, 55788, 69735, 92980, 111576, 139470, 185960, 278940, 557880, 1808461, 3616922, 5425383, 7233844, 9042305, 10850766, 14467688, 18084610, 21701532, 27126915, 36169220, 43403064, 54253830, 72338440, 108507660, 217015320]

約数ペア:

[(1, 217015320), (2, 108507660), (3, 72338440), (4, 54253830), (5, 43403064), (6, 36169220), (8, 27126915), (10, 21701532), (12, 18084610), (15, 14467688), (20, 10850766), (24, 9042305), (30, 7233844), (40, 5425383), (60, 3616922), (120, 1808461), (389, 557880), (778, 278940), (1167, 185960), (1556, 139470), (1945, 111576), (2334, 92980), (3112, 69735), (3890, 55788), (4649, 46680), (4668, 46490), (5835, 37192), (7780, 27894), (9298, 23340), (9336, 23245), (11670, 18596), (13947, 15560)]