140427280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{8647}}^1$

素因数の和:8696

約数の個数: 80

約数和(自身を含む): 386046720

約数和(自身を除く): 245619440

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, 8647, 16240, 17294, 34588, 43235, 60529, 69176, 86470, 121058, 138352, 172940, 242116, 250763, 302645, 345880, 484232, 501526, 605290, 691760, 968464, 1003052, 1210580, 1253815, 1755341, 2006104, 2421160, 2507630, 3510682, 4012208, 4842320, 5015260, 7021364, 8776705, 10030520, 14042728, 17553410, 20061040, 28085456, 35106820, 70213640, 140427280]

約数ペア:

[(1, 140427280), (2, 70213640), (4, 35106820), (5, 28085456), (7, 20061040), (8, 17553410), (10, 14042728), (14, 10030520), (16, 8776705), (20, 7021364), (28, 5015260), (29, 4842320), (35, 4012208), (40, 3510682), (56, 2507630), (58, 2421160), (70, 2006104), (80, 1755341), (112, 1253815), (116, 1210580), (140, 1003052), (145, 968464), (203, 691760), (232, 605290), (280, 501526), (290, 484232), (406, 345880), (464, 302645), (560, 250763), (580, 242116), (812, 172940), (1015, 138352), (1160, 121058), (1624, 86470), (2030, 69176), (2320, 60529), (3248, 43235), (4060, 34588), (8120, 17294), (8647, 16240)]