79212780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2803}}^1$

素因数の和:2975

約数の個数: 72

約数和(自身を含む): 241895472

約数和(自身を除く): 162682692

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 157, 180, 314, 471, 628, 785, 942, 1413, 1570, 1884, 2355, 2803, 2826, 3140, 4710, 5606, 5652, 7065, 8409, 9420, 11212, 14015, 14130, 16818, 25227, 28030, 28260, 33636, 42045, 50454, 56060, 84090, 100908, 126135, 168180, 252270, 440071, 504540, 880142, 1320213, 1760284, 2200355, 2640426, 3960639, 4400710, 5280852, 6601065, 7921278, 8801420, 13202130, 15842556, 19803195, 26404260, 39606390, 79212780]

約数ペア:

[(1, 79212780), (2, 39606390), (3, 26404260), (4, 19803195), (5, 15842556), (6, 13202130), (9, 8801420), (10, 7921278), (12, 6601065), (15, 5280852), (18, 4400710), (20, 3960639), (30, 2640426), (36, 2200355), (45, 1760284), (60, 1320213), (90, 880142), (157, 504540), (180, 440071), (314, 252270), (471, 168180), (628, 126135), (785, 100908), (942, 84090), (1413, 56060), (1570, 50454), (1884, 42045), (2355, 33636), (2803, 28260), (2826, 28030), (3140, 25227), (4710, 16818), (5606, 14130), (5652, 14015), (7065, 11212), (8409, 9420)]