720343316

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{1459}}^1$

素因数の和:1717

約数の個数: 72

約数和(自身を含む): 1607810400

約数和(自身を除く): 887467084

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 229, 308, 458, 539, 916, 1078, 1459, 1603, 2156, 2519, 2918, 3206, 5038, 5836, 6412, 10076, 10213, 11221, 16049, 17633, 20426, 22442, 32098, 35266, 40852, 44884, 64196, 70532, 71491, 112343, 123431, 142982, 224686, 246862, 285964, 334111, 449372, 493724, 668222, 786401, 1336444, 1572802, 2338777, 3145604, 3675221, 4677554, 7350442, 9355108, 14700884, 16371439, 25726547, 32742878, 51453094, 65485756, 102906188, 180085829, 360171658, 720343316]

約数ペア:

[(1, 720343316), (2, 360171658), (4, 180085829), (7, 102906188), (11, 65485756), (14, 51453094), (22, 32742878), (28, 25726547), (44, 16371439), (49, 14700884), (77, 9355108), (98, 7350442), (154, 4677554), (196, 3675221), (229, 3145604), (308, 2338777), (458, 1572802), (539, 1336444), (916, 786401), (1078, 668222), (1459, 493724), (1603, 449372), (2156, 334111), (2519, 285964), (2918, 246862), (3206, 224686), (5038, 142982), (5836, 123431), (6412, 112343), (10076, 71491), (10213, 70532), (11221, 64196), (16049, 44884), (17633, 40852), (20426, 35266), (22442, 32098)]