172656180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{22307}}^1$

素因数の和:22365

約数の個数: 72

約数和(自身を含む): 535927392

約数和(自身を除く): 363271212

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 22307, 44614, 66921, 89228, 111535, 133842, 200763, 223070, 267684, 334605, 401526, 446140, 669210, 803052, 959201, 1003815, 1338420, 1918402, 2007630, 2877603, 3836804, 4015260, 4796005, 5755206, 8632809, 9592010, 11510412, 14388015, 17265618, 19184020, 28776030, 34531236, 43164045, 57552060, 86328090, 172656180]

約数ペア:

[(1, 172656180), (2, 86328090), (3, 57552060), (4, 43164045), (5, 34531236), (6, 28776030), (9, 19184020), (10, 17265618), (12, 14388015), (15, 11510412), (18, 9592010), (20, 8632809), (30, 5755206), (36, 4796005), (43, 4015260), (45, 3836804), (60, 2877603), (86, 2007630), (90, 1918402), (129, 1338420), (172, 1003815), (180, 959201), (215, 803052), (258, 669210), (387, 446140), (430, 401526), (516, 334605), (645, 267684), (774, 223070), (860, 200763), (1290, 133842), (1548, 111535), (1935, 89228), (2580, 66921), (3870, 44614), (7740, 22307)]