77306240

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:248

約数の個数: 128

約数和(自身を含む): 205632000

約数和(自身を除く): 128325760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 79, 80, 88, 110, 128, 139, 158, 160, 176, 220, 278, 316, 320, 352, 395, 440, 556, 632, 640, 695, 704, 790, 869, 880, 1112, 1264, 1390, 1408, 1529, 1580, 1738, 1760, 2224, 2528, 2780, 3058, 3160, 3476, 3520, 4345, 4448, 5056, 5560, 6116, 6320, 6952, 7040, 7645, 8690, 8896, 10112, 10981, 11120, 12232, 12640, 13904, 15290, 17380, 17792, 21962, 22240, 24464, 25280, 27808, 30580, 34760, 43924, 44480, 48928, 50560, 54905, 55616, 61160, 69520, 87848, 88960, 97856, 109810, 111232, 120791, 122320, 139040, 175696, 195712, 219620, 241582, 244640, 278080, 351392, 439240, 483164, 489280, 556160, 603955, 702784, 878480, 966328, 978560, 1207910, 1405568, 1756960, 1932656, 2415820, 3513920, 3865312, 4831640, 7027840, 7730624, 9663280, 15461248, 19326560, 38653120, 77306240]

約数ペア:

[(1, 77306240), (2, 38653120), (4, 19326560), (5, 15461248), (8, 9663280), (10, 7730624), (11, 7027840), (16, 4831640), (20, 3865312), (22, 3513920), (32, 2415820), (40, 1932656), (44, 1756960), (55, 1405568), (64, 1207910), (79, 978560), (80, 966328), (88, 878480), (110, 702784), (128, 603955), (139, 556160), (158, 489280), (160, 483164), (176, 439240), (220, 351392), (278, 278080), (316, 244640), (320, 241582), (352, 219620), (395, 195712), (440, 175696), (556, 139040), (632, 122320), (640, 120791), (695, 111232), (704, 109810), (790, 97856), (869, 88960), (880, 87848), (1112, 69520), (1264, 61160), (1390, 55616), (1408, 54905), (1529, 50560), (1580, 48928), (1738, 44480), (1760, 43924), (2224, 34760), (2528, 30580), (2780, 27808), (3058, 25280), (3160, 24464), (3476, 22240), (3520, 21962), (4345, 17792), (4448, 17380), (5056, 15290), (5560, 13904), (6116, 12640), (6320, 12232), (6952, 11120), (7040, 10981), (7645, 10112), (8690, 8896)]