80340960

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{23911}}^1$

素因数の和:23936

約数の個数: 96

約数和(自身を含む): 289239552

約数和(自身を除く): 208898592

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 23911, 47822, 71733, 95644, 119555, 143466, 167377, 191288, 239110, 286932, 334754, 358665, 382576, 478220, 502131, 573864, 669508, 717330, 765152, 836885, 956440, 1004262, 1147728, 1339016, 1434660, 1673770, 1912880, 2008524, 2295456, 2510655, 2678032, 2869320, 3347540, 3825760, 4017048, 5021310, 5356064, 5738640, 6695080, 8034096, 10042620, 11477280, 13390160, 16068192, 20085240, 26780320, 40170480, 80340960]

約数ペア:

[(1, 80340960), (2, 40170480), (3, 26780320), (4, 20085240), (5, 16068192), (6, 13390160), (7, 11477280), (8, 10042620), (10, 8034096), (12, 6695080), (14, 5738640), (15, 5356064), (16, 5021310), (20, 4017048), (21, 3825760), (24, 3347540), (28, 2869320), (30, 2678032), (32, 2510655), (35, 2295456), (40, 2008524), (42, 1912880), (48, 1673770), (56, 1434660), (60, 1339016), (70, 1147728), (80, 1004262), (84, 956440), (96, 836885), (105, 765152), (112, 717330), (120, 669508), (140, 573864), (160, 502131), (168, 478220), (210, 382576), (224, 358665), (240, 334754), (280, 286932), (336, 239110), (420, 191288), (480, 167377), (560, 143466), (672, 119555), (840, 95644), (1120, 71733), (1680, 47822), (3360, 23911)]