80490480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{47911}}^1$

素因数の和:47934

約数の個数: 80

約数和(自身を含む): 285172224

約数和(自身を除く): 204681744

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 47911, 95822, 143733, 191644, 239555, 287466, 335377, 383288, 479110, 574932, 670754, 718665, 766576, 958220, 1006131, 1149864, 1341508, 1437330, 1676885, 1916440, 2012262, 2299728, 2683016, 2874660, 3353770, 3832880, 4024524, 5030655, 5366032, 5749320, 6707540, 8049048, 10061310, 11498640, 13415080, 16098096, 20122620, 26830160, 40245240, 80490480]

約数ペア:

[(1, 80490480), (2, 40245240), (3, 26830160), (4, 20122620), (5, 16098096), (6, 13415080), (7, 11498640), (8, 10061310), (10, 8049048), (12, 6707540), (14, 5749320), (15, 5366032), (16, 5030655), (20, 4024524), (21, 3832880), (24, 3353770), (28, 2874660), (30, 2683016), (35, 2299728), (40, 2012262), (42, 1916440), (48, 1676885), (56, 1437330), (60, 1341508), (70, 1149864), (80, 1006131), (84, 958220), (105, 766576), (112, 718665), (120, 670754), (140, 574932), (168, 479110), (210, 383288), (240, 335377), (280, 287466), (336, 239555), (420, 191644), (560, 143733), (840, 95822), (1680, 47911)]