227520225

素因数分解:

$3^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:304

約数の個数: 96

約数和(自身を含む): 441936000

約数和(自身を除く): 214415775

約数列:

[1, 3, 5, 9, 15, 25, 27, 29, 45, 59, 75, 87, 135, 145, 177, 197, 225, 261, 295, 435, 531, 591, 675, 725, 783, 885, 985, 1305, 1475, 1593, 1711, 1773, 2175, 2655, 2955, 3915, 4425, 4925, 5133, 5319, 5713, 6525, 7965, 8555, 8865, 11623, 13275, 14775, 15399, 17139, 19575, 25665, 26595, 28565, 34869, 39825, 42775, 44325, 46197, 51417, 58115, 76995, 85695, 104607, 128325, 132975, 142825, 154251, 174345, 230985, 257085, 290575, 313821, 337067, 384975, 428475, 523035, 771255, 871725, 1011201, 1154925, 1285425, 1569105, 1685335, 2615175, 3033603, 3856275, 5056005, 7845525, 8426675, 9100809, 15168015, 25280025, 45504045, 75840075, 227520225]

約数ペア:

[(1, 227520225), (3, 75840075), (5, 45504045), (9, 25280025), (15, 15168015), (25, 9100809), (27, 8426675), (29, 7845525), (45, 5056005), (59, 3856275), (75, 3033603), (87, 2615175), (135, 1685335), (145, 1569105), (177, 1285425), (197, 1154925), (225, 1011201), (261, 871725), (295, 771255), (435, 523035), (531, 428475), (591, 384975), (675, 337067), (725, 313821), (783, 290575), (885, 257085), (985, 230985), (1305, 174345), (1475, 154251), (1593, 142825), (1711, 132975), (1773, 128325), (2175, 104607), (2655, 85695), (2955, 76995), (3915, 58115), (4425, 51417), (4925, 46197), (5133, 44325), (5319, 42775), (5713, 39825), (6525, 34869), (7965, 28565), (8555, 26595), (8865, 25665), (11623, 19575), (13275, 17139), (14775, 15399)]