285510780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{10103}}^1$

素因数の和:10275

約数の個数: 72

約数和(自身を含む): 871651872

約数和(自身を除く): 586141092

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, 5652, 7065, 9420, 10103, 14130, 20206, 28260, 30309, 40412, 50515, 60618, 90927, 101030, 121236, 151545, 181854, 202060, 303090, 363708, 454635, 606180, 909270, 1586171, 1818540, 3172342, 4758513, 6344684, 7930855, 9517026, 14275539, 15861710, 19034052, 23792565, 28551078, 31723420, 47585130, 57102156, 71377695, 95170260, 142755390, 285510780]

約数ペア:

[(1, 285510780), (2, 142755390), (3, 95170260), (4, 71377695), (5, 57102156), (6, 47585130), (9, 31723420), (10, 28551078), (12, 23792565), (15, 19034052), (18, 15861710), (20, 14275539), (30, 9517026), (36, 7930855), (45, 6344684), (60, 4758513), (90, 3172342), (157, 1818540), (180, 1586171), (314, 909270), (471, 606180), (628, 454635), (785, 363708), (942, 303090), (1413, 202060), (1570, 181854), (1884, 151545), (2355, 121236), (2826, 101030), (3140, 90927), (4710, 60618), (5652, 50515), (7065, 40412), (9420, 30309), (10103, 28260), (14130, 20206)]