181440644

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{613}}^1$

素因数の和:697

約数の個数: 72

約数和(自身を含む): 409719744

約数和(自身を除く): 228279100

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 124, 154, 217, 308, 341, 434, 613, 682, 868, 961, 1226, 1364, 1922, 2387, 2452, 3844, 4291, 4774, 6727, 6743, 8582, 9548, 10571, 13454, 13486, 17164, 19003, 21142, 26908, 26972, 38006, 42284, 47201, 73997, 76012, 94402, 133021, 147994, 188804, 209033, 266042, 295988, 418066, 532084, 589093, 836132, 1178186, 1463231, 2356372, 2926462, 4123651, 5852924, 6480023, 8247302, 12960046, 16494604, 25920092, 45360161, 90720322, 181440644]

約数ペア:

[(1, 181440644), (2, 90720322), (4, 45360161), (7, 25920092), (11, 16494604), (14, 12960046), (22, 8247302), (28, 6480023), (31, 5852924), (44, 4123651), (62, 2926462), (77, 2356372), (124, 1463231), (154, 1178186), (217, 836132), (308, 589093), (341, 532084), (434, 418066), (613, 295988), (682, 266042), (868, 209033), (961, 188804), (1226, 147994), (1364, 133021), (1922, 94402), (2387, 76012), (2452, 73997), (3844, 47201), (4291, 42284), (4774, 38006), (6727, 26972), (6743, 26908), (8582, 21142), (9548, 19003), (10571, 17164), (13454, 13486)]