13019220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{479}}^1$

素因数の和:645

約数の個数: 72

約数和(自身を含む): 39836160

約数和(自身を除く): 26816940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 151, 180, 302, 453, 479, 604, 755, 906, 958, 1359, 1437, 1510, 1812, 1916, 2265, 2395, 2718, 2874, 3020, 4311, 4530, 4790, 5436, 5748, 6795, 7185, 8622, 9060, 9580, 13590, 14370, 17244, 21555, 27180, 28740, 43110, 72329, 86220, 144658, 216987, 289316, 361645, 433974, 650961, 723290, 867948, 1084935, 1301922, 1446580, 2169870, 2603844, 3254805, 4339740, 6509610, 13019220]

約数ペア:

[(1, 13019220), (2, 6509610), (3, 4339740), (4, 3254805), (5, 2603844), (6, 2169870), (9, 1446580), (10, 1301922), (12, 1084935), (15, 867948), (18, 723290), (20, 650961), (30, 433974), (36, 361645), (45, 289316), (60, 216987), (90, 144658), (151, 86220), (180, 72329), (302, 43110), (453, 28740), (479, 27180), (604, 21555), (755, 17244), (906, 14370), (958, 13590), (1359, 9580), (1437, 9060), (1510, 8622), (1812, 7185), (1916, 6795), (2265, 5748), (2395, 5436), (2718, 4790), (2874, 4530), (3020, 4311)]