378150780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{2089}}^1$

素因数の和:2539

約数の個数: 96

約数和(自身を含む): 1213470720

約数和(自身を除く): 835319940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 431, 862, 1293, 1724, 2089, 2155, 2586, 3017, 4178, 4310, 5172, 6034, 6267, 6465, 8356, 8620, 9051, 10445, 12068, 12534, 12930, 14623, 15085, 18102, 20890, 25068, 25860, 29246, 30170, 31335, 36204, 41780, 43869, 45255, 58492, 60340, 62670, 73115, 87738, 90510, 125340, 146230, 175476, 181020, 219345, 292460, 438690, 877380, 900359, 1800718, 2701077, 3601436, 4501795, 5402154, 6302513, 9003590, 10804308, 12605026, 13505385, 18007180, 18907539, 25210052, 27010770, 31512565, 37815078, 54021540, 63025130, 75630156, 94537695, 126050260, 189075390, 378150780]

約数ペア:

[(1, 378150780), (2, 189075390), (3, 126050260), (4, 94537695), (5, 75630156), (6, 63025130), (7, 54021540), (10, 37815078), (12, 31512565), (14, 27010770), (15, 25210052), (20, 18907539), (21, 18007180), (28, 13505385), (30, 12605026), (35, 10804308), (42, 9003590), (60, 6302513), (70, 5402154), (84, 4501795), (105, 3601436), (140, 2701077), (210, 1800718), (420, 900359), (431, 877380), (862, 438690), (1293, 292460), (1724, 219345), (2089, 181020), (2155, 175476), (2586, 146230), (3017, 125340), (4178, 90510), (4310, 87738), (5172, 73115), (6034, 62670), (6267, 60340), (6465, 58492), (8356, 45255), (8620, 43869), (9051, 41780), (10445, 36204), (12068, 31335), (12534, 30170), (12930, 29246), (14623, 25860), (15085, 25068), (18102, 20890)]