205503840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{142711}}^1$

素因数の和:142732

約数の個数: 72

約数和(自身を含む): 701286768

約数和(自身を除く): 495782928

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 142711, 285422, 428133, 570844, 713555, 856266, 1141688, 1284399, 1427110, 1712532, 2140665, 2283376, 2568798, 2854220, 3425064, 4281330, 4566752, 5137596, 5708440, 6421995, 6850128, 8562660, 10275192, 11416880, 12843990, 13700256, 17125320, 20550384, 22833760, 25687980, 34250640, 41100768, 51375960, 68501280, 102751920, 205503840]

約数ペア:

[(1, 205503840), (2, 102751920), (3, 68501280), (4, 51375960), (5, 41100768), (6, 34250640), (8, 25687980), (9, 22833760), (10, 20550384), (12, 17125320), (15, 13700256), (16, 12843990), (18, 11416880), (20, 10275192), (24, 8562660), (30, 6850128), (32, 6421995), (36, 5708440), (40, 5137596), (45, 4566752), (48, 4281330), (60, 3425064), (72, 2854220), (80, 2568798), (90, 2283376), (96, 2140665), (120, 1712532), (144, 1427110), (160, 1284399), (180, 1141688), (240, 856266), (288, 713555), (360, 570844), (480, 428133), (720, 285422), (1440, 142711)]