23288940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1187}}^1$

素因数の和:1311

約数の個数: 72

約数和(自身を含む): 71351280

約数和(自身を除く): 48062340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 327, 436, 545, 654, 981, 1090, 1187, 1308, 1635, 1962, 2180, 2374, 3270, 3561, 3924, 4748, 4905, 5935, 6540, 7122, 9810, 10683, 11870, 14244, 17805, 19620, 21366, 23740, 35610, 42732, 53415, 71220, 106830, 129383, 213660, 258766, 388149, 517532, 646915, 776298, 1164447, 1293830, 1552596, 1940745, 2328894, 2587660, 3881490, 4657788, 5822235, 7762980, 11644470, 23288940]

約数ペア:

[(1, 23288940), (2, 11644470), (3, 7762980), (4, 5822235), (5, 4657788), (6, 3881490), (9, 2587660), (10, 2328894), (12, 1940745), (15, 1552596), (18, 1293830), (20, 1164447), (30, 776298), (36, 646915), (45, 517532), (60, 388149), (90, 258766), (109, 213660), (180, 129383), (218, 106830), (327, 71220), (436, 53415), (545, 42732), (654, 35610), (981, 23740), (1090, 21366), (1187, 19620), (1308, 17805), (1635, 14244), (1962, 11870), (2180, 10683), (2374, 9810), (3270, 7122), (3561, 6540), (3924, 5935), (4748, 4905)]