22781160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{63281}}^1$

素因数の和:63298

約数の個数: 48

約数和(自身を含む): 74039940

約数和(自身を除く): 51258780

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 63281, 126562, 189843, 253124, 316405, 379686, 506248, 569529, 632810, 759372, 949215, 1139058, 1265620, 1518744, 1898430, 2278116, 2531240, 2847645, 3796860, 4556232, 5695290, 7593720, 11390580, 22781160]

約数ペア:

[(1, 22781160), (2, 11390580), (3, 7593720), (4, 5695290), (5, 4556232), (6, 3796860), (8, 2847645), (9, 2531240), (10, 2278116), (12, 1898430), (15, 1518744), (18, 1265620), (20, 1139058), (24, 949215), (30, 759372), (36, 632810), (40, 569529), (45, 506248), (60, 379686), (72, 316405), (90, 253124), (120, 189843), (180, 126562), (360, 63281)]