438756080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{27017}}^1$

素因数の和:27066

約数の個数: 80

約数和(自身を含む): 1206083520

約数和(自身を除く): 767327440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 203, 232, 280, 290, 406, 464, 560, 580, 812, 1015, 1160, 1624, 2030, 2320, 3248, 4060, 8120, 16240, 27017, 54034, 108068, 135085, 189119, 216136, 270170, 378238, 432272, 540340, 756476, 783493, 945595, 1080680, 1512952, 1566986, 1891190, 2161360, 3025904, 3133972, 3782380, 3917465, 5484451, 6267944, 7564760, 7834930, 10968902, 12535888, 15129520, 15669860, 21937804, 27422255, 31339720, 43875608, 54844510, 62679440, 87751216, 109689020, 219378040, 438756080]

約数ペア:

[(1, 438756080), (2, 219378040), (4, 109689020), (5, 87751216), (7, 62679440), (8, 54844510), (10, 43875608), (14, 31339720), (16, 27422255), (20, 21937804), (28, 15669860), (29, 15129520), (35, 12535888), (40, 10968902), (56, 7834930), (58, 7564760), (70, 6267944), (80, 5484451), (112, 3917465), (116, 3782380), (140, 3133972), (145, 3025904), (203, 2161360), (232, 1891190), (280, 1566986), (290, 1512952), (406, 1080680), (464, 945595), (560, 783493), (580, 756476), (812, 540340), (1015, 432272), (1160, 378238), (1624, 270170), (2030, 216136), (2320, 189119), (3248, 135085), (4060, 108068), (8120, 54034), (16240, 27017)]