221895480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{43003}}^1$

素因数の和:43060

約数の個数: 64

約数和(自身を含む): 681183360

約数和(自身を除く): 459287880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 43003, 86006, 129009, 172012, 215015, 258018, 344024, 430030, 516036, 645045, 860060, 1032072, 1290090, 1720120, 1849129, 2580180, 3698258, 5160360, 5547387, 7396516, 9245645, 11094774, 14793032, 18491290, 22189548, 27736935, 36982580, 44379096, 55473870, 73965160, 110947740, 221895480]

約数ペア:

[(1, 221895480), (2, 110947740), (3, 73965160), (4, 55473870), (5, 44379096), (6, 36982580), (8, 27736935), (10, 22189548), (12, 18491290), (15, 14793032), (20, 11094774), (24, 9245645), (30, 7396516), (40, 5547387), (43, 5160360), (60, 3698258), (86, 2580180), (120, 1849129), (129, 1720120), (172, 1290090), (215, 1032072), (258, 860060), (344, 645045), (430, 516036), (516, 430030), (645, 344024), (860, 258018), (1032, 215015), (1290, 172012), (1720, 129009), (2580, 86006), (5160, 43003)]