19003866660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{302513}}^1$

素因数の和:302877

約数の個数: 72

約数和(自身を含む): 57810425400

約数和(自身を除く): 38806558740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 349, 698, 1047, 1396, 1745, 2094, 3141, 3490, 4188, 5235, 6282, 6980, 10470, 12564, 15705, 20940, 31410, 62820, 302513, 605026, 907539, 1210052, 1512565, 1815078, 2722617, 3025130, 3630156, 4537695, 5445234, 6050260, 9075390, 10890468, 13613085, 18150780, 27226170, 54452340, 105577037, 211154074, 316731111, 422308148, 527885185, 633462222, 950193333, 1055770370, 1266924444, 1583655555, 1900386666, 2111540740, 3167311110, 3800773332, 4750966665, 6334622220, 9501933330, 19003866660]

約数ペア:

[(1, 19003866660), (2, 9501933330), (3, 6334622220), (4, 4750966665), (5, 3800773332), (6, 3167311110), (9, 2111540740), (10, 1900386666), (12, 1583655555), (15, 1266924444), (18, 1055770370), (20, 950193333), (30, 633462222), (36, 527885185), (45, 422308148), (60, 316731111), (90, 211154074), (180, 105577037), (349, 54452340), (698, 27226170), (1047, 18150780), (1396, 13613085), (1745, 10890468), (2094, 9075390), (3141, 6050260), (3490, 5445234), (4188, 4537695), (5235, 3630156), (6282, 3025130), (6980, 2722617), (10470, 1815078), (12564, 1512565), (15705, 1210052), (20940, 907539), (31410, 605026), (62820, 302513)]