147997620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{5237}}^1$

素因数の和:5409

約数の個数: 72

約数和(自身を含む): 451871784

約数和(自身を除く): 303874164

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, 2826, 3140, 4710, 5237, 5652, 7065, 9420, 10474, 14130, 15711, 20948, 26185, 28260, 31422, 47133, 52370, 62844, 78555, 94266, 104740, 157110, 188532, 235665, 314220, 471330, 822209, 942660, 1644418, 2466627, 3288836, 4111045, 4933254, 7399881, 8222090, 9866508, 12333135, 14799762, 16444180, 24666270, 29599524, 36999405, 49332540, 73998810, 147997620]

約数ペア:

[(1, 147997620), (2, 73998810), (3, 49332540), (4, 36999405), (5, 29599524), (6, 24666270), (9, 16444180), (10, 14799762), (12, 12333135), (15, 9866508), (18, 8222090), (20, 7399881), (30, 4933254), (36, 4111045), (45, 3288836), (60, 2466627), (90, 1644418), (157, 942660), (180, 822209), (314, 471330), (471, 314220), (628, 235665), (785, 188532), (942, 157110), (1413, 104740), (1570, 94266), (1884, 78555), (2355, 62844), (2826, 52370), (3140, 47133), (4710, 31422), (5237, 28260), (5652, 26185), (7065, 20948), (9420, 15711), (10474, 14130)]