205420160

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29179}}^1$

素因数の和:29209

約数の個数: 64

約数和(自身を含む): 535744800

約数和(自身を除く): 330324640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 3520, 7040, 29179, 58358, 116716, 145895, 233432, 291790, 320969, 466864, 583580, 641938, 933728, 1167160, 1283876, 1604845, 1867456, 2334320, 2567752, 3209690, 3734912, 4668640, 5135504, 6419380, 9337280, 10271008, 12838760, 18674560, 20542016, 25677520, 41084032, 51355040, 102710080, 205420160]

約数ペア:

[(1, 205420160), (2, 102710080), (4, 51355040), (5, 41084032), (8, 25677520), (10, 20542016), (11, 18674560), (16, 12838760), (20, 10271008), (22, 9337280), (32, 6419380), (40, 5135504), (44, 4668640), (55, 3734912), (64, 3209690), (80, 2567752), (88, 2334320), (110, 1867456), (128, 1604845), (160, 1283876), (176, 1167160), (220, 933728), (320, 641938), (352, 583580), (440, 466864), (640, 320969), (704, 291790), (880, 233432), (1408, 145895), (1760, 116716), (3520, 58358), (7040, 29179)]