220649370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{593}}^1$

素因数の和:839

約数の個数: 64

約数和(自身を含む): 540587520

約数和(自身を除く): 319938150

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 79, 157, 158, 237, 314, 395, 471, 474, 593, 785, 790, 942, 1185, 1186, 1570, 1779, 2355, 2370, 2965, 3558, 4710, 5930, 8895, 12403, 17790, 24806, 37209, 46847, 62015, 74418, 93101, 93694, 124030, 140541, 186045, 186202, 234235, 279303, 281082, 372090, 465505, 468470, 558606, 702705, 931010, 1396515, 1405410, 2793030, 7354979, 14709958, 22064937, 36774895, 44129874, 73549790, 110324685, 220649370]

約数ペア:

[(1, 220649370), (2, 110324685), (3, 73549790), (5, 44129874), (6, 36774895), (10, 22064937), (15, 14709958), (30, 7354979), (79, 2793030), (157, 1405410), (158, 1396515), (237, 931010), (314, 702705), (395, 558606), (471, 468470), (474, 465505), (593, 372090), (785, 281082), (790, 279303), (942, 234235), (1185, 186202), (1186, 186045), (1570, 140541), (1779, 124030), (2355, 93694), (2370, 93101), (2965, 74418), (3558, 62015), (4710, 46847), (5930, 37209), (8895, 24806), (12403, 17790)]