6399970280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{1949}}^1$

素因数の和:2427

約数の個数: 128

約数和(自身を含む): 16679520000

約数和(自身を除く): 10279549720

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 439, 440, 680, 748, 878, 935, 1496, 1756, 1870, 1949, 2195, 3512, 3740, 3898, 4390, 4829, 7463, 7480, 7796, 8780, 9658, 9745, 14926, 15592, 17560, 19316, 19490, 21439, 24145, 29852, 33133, 37315, 38632, 38980, 42878, 48290, 59704, 66266, 74630, 77960, 82093, 85756, 96580, 107195, 132532, 149260, 164186, 165665, 171512, 193160, 214390, 265064, 298520, 328372, 331330, 364463, 410465, 428780, 656744, 662660, 728926, 820930, 855611, 857560, 1325320, 1457852, 1641860, 1711222, 1822315, 2915704, 3283720, 3422444, 3644630, 4278055, 6844888, 7289260, 8556110, 9411721, 14545387, 14578520, 17112220, 18823442, 29090774, 34224440, 37646884, 47058605, 58181548, 72726935, 75293768, 94117210, 116363096, 145453870, 159999257, 188234420, 290907740, 319998514, 376468840, 581815480, 639997028, 799996285, 1279994056, 1599992570, 3199985140, 6399970280]

約数ペア:

[(1, 6399970280), (2, 3199985140), (4, 1599992570), (5, 1279994056), (8, 799996285), (10, 639997028), (11, 581815480), (17, 376468840), (20, 319998514), (22, 290907740), (34, 188234420), (40, 159999257), (44, 145453870), (55, 116363096), (68, 94117210), (85, 75293768), (88, 72726935), (110, 58181548), (136, 47058605), (170, 37646884), (187, 34224440), (220, 29090774), (340, 18823442), (374, 17112220), (439, 14578520), (440, 14545387), (680, 9411721), (748, 8556110), (878, 7289260), (935, 6844888), (1496, 4278055), (1756, 3644630), (1870, 3422444), (1949, 3283720), (2195, 2915704), (3512, 1822315), (3740, 1711222), (3898, 1641860), (4390, 1457852), (4829, 1325320), (7463, 857560), (7480, 855611), (7796, 820930), (8780, 728926), (9658, 662660), (9745, 656744), (14926, 428780), (15592, 410465), (17560, 364463), (19316, 331330), (19490, 328372), (21439, 298520), (24145, 265064), (29852, 214390), (33133, 193160), (37315, 171512), (38632, 165665), (38980, 164186), (42878, 149260), (48290, 132532), (59704, 107195), (66266, 96580), (74630, 85756), (77960, 82093)]