85847940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{937}}^1$

素因数の和:1461

約数の個数: 72

約数和(自身を含む): 261195480

約数和(自身を除く): 175347540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 509, 937, 1018, 1527, 1874, 2036, 2545, 2811, 3054, 3748, 4581, 4685, 5090, 5622, 6108, 7635, 8433, 9162, 9370, 10180, 11244, 14055, 15270, 16866, 18324, 18740, 22905, 28110, 30540, 33732, 42165, 45810, 56220, 84330, 91620, 168660, 476933, 953866, 1430799, 1907732, 2384665, 2861598, 4292397, 4769330, 5723196, 7153995, 8584794, 9538660, 14307990, 17169588, 21461985, 28615980, 42923970, 85847940]

約数ペア:

[(1, 85847940), (2, 42923970), (3, 28615980), (4, 21461985), (5, 17169588), (6, 14307990), (9, 9538660), (10, 8584794), (12, 7153995), (15, 5723196), (18, 4769330), (20, 4292397), (30, 2861598), (36, 2384665), (45, 1907732), (60, 1430799), (90, 953866), (180, 476933), (509, 168660), (937, 91620), (1018, 84330), (1527, 56220), (1874, 45810), (2036, 42165), (2545, 33732), (2811, 30540), (3054, 28110), (3748, 22905), (4581, 18740), (4685, 18324), (5090, 16866), (5622, 15270), (6108, 14055), (7635, 11244), (8433, 10180), (9162, 9370)]