216104240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{5711}}^1$

素因数の和:5778

約数の個数: 80

約数和(自身を含む): 560964096

約数和(自身を除く): 344859856

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 43, 44, 55, 80, 86, 88, 110, 172, 176, 215, 220, 344, 430, 440, 473, 688, 860, 880, 946, 1720, 1892, 2365, 3440, 3784, 4730, 5711, 7568, 9460, 11422, 18920, 22844, 28555, 37840, 45688, 57110, 62821, 91376, 114220, 125642, 228440, 245573, 251284, 314105, 456880, 491146, 502568, 628210, 982292, 1005136, 1227865, 1256420, 1964584, 2455730, 2512840, 2701303, 3929168, 4911460, 5025680, 5402606, 9822920, 10805212, 13506515, 19645840, 21610424, 27013030, 43220848, 54026060, 108052120, 216104240]

約数ペア:

[(1, 216104240), (2, 108052120), (4, 54026060), (5, 43220848), (8, 27013030), (10, 21610424), (11, 19645840), (16, 13506515), (20, 10805212), (22, 9822920), (40, 5402606), (43, 5025680), (44, 4911460), (55, 3929168), (80, 2701303), (86, 2512840), (88, 2455730), (110, 1964584), (172, 1256420), (176, 1227865), (215, 1005136), (220, 982292), (344, 628210), (430, 502568), (440, 491146), (473, 456880), (688, 314105), (860, 251284), (880, 245573), (946, 228440), (1720, 125642), (1892, 114220), (2365, 91376), (3440, 62821), (3784, 57110), (4730, 45688), (5711, 37840), (7568, 28555), (9460, 22844), (11422, 18920)]