721368

素因数分解:

$2^3\times 3^2\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 2007720

約数和(自身を除く): 1286352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 43, 72, 86, 129, 172, 233, 258, 344, 387, 466, 516, 699, 774, 932, 1032, 1398, 1548, 1864, 2097, 2796, 3096, 4194, 5592, 8388, 10019, 16776, 20038, 30057, 40076, 60114, 80152, 90171, 120228, 180342, 240456, 360684, 721368]

約数ペア:

[(1, 721368), (2, 360684), (3, 240456), (4, 180342), (6, 120228), (8, 90171), (9, 80152), (12, 60114), (18, 40076), (24, 30057), (36, 20038), (43, 16776), (72, 10019), (86, 8388), (129, 5592), (172, 4194), (233, 3096), (258, 2796), (344, 2097), (387, 1864), (466, 1548), (516, 1398), (699, 1032), (774, 932)]