80978880

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1259}}^1$

素因数の和:1346

約数の個数: 112

約数和(自身を含む): 261152640

約数和(自身を除く): 180173760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 67, 80, 96, 120, 134, 160, 192, 201, 240, 268, 320, 335, 402, 480, 536, 670, 804, 960, 1005, 1072, 1259, 1340, 1608, 2010, 2144, 2518, 2680, 3216, 3777, 4020, 4288, 5036, 5360, 6295, 6432, 7554, 8040, 10072, 10720, 12590, 12864, 15108, 16080, 18885, 20144, 21440, 25180, 30216, 32160, 37770, 40288, 50360, 60432, 64320, 75540, 80576, 84353, 100720, 120864, 151080, 168706, 201440, 241728, 253059, 302160, 337412, 402880, 421765, 506118, 604320, 674824, 843530, 1012236, 1208640, 1265295, 1349648, 1687060, 2024472, 2530590, 2699296, 3374120, 4048944, 5061180, 5398592, 6748240, 8097888, 10122360, 13496480, 16195776, 20244720, 26992960, 40489440, 80978880]

約数ペア:

[(1, 80978880), (2, 40489440), (3, 26992960), (4, 20244720), (5, 16195776), (6, 13496480), (8, 10122360), (10, 8097888), (12, 6748240), (15, 5398592), (16, 5061180), (20, 4048944), (24, 3374120), (30, 2699296), (32, 2530590), (40, 2024472), (48, 1687060), (60, 1349648), (64, 1265295), (67, 1208640), (80, 1012236), (96, 843530), (120, 674824), (134, 604320), (160, 506118), (192, 421765), (201, 402880), (240, 337412), (268, 302160), (320, 253059), (335, 241728), (402, 201440), (480, 168706), (536, 151080), (670, 120864), (804, 100720), (960, 84353), (1005, 80576), (1072, 75540), (1259, 64320), (1340, 60432), (1608, 50360), (2010, 40288), (2144, 37770), (2518, 32160), (2680, 30216), (3216, 25180), (3777, 21440), (4020, 20144), (4288, 18885), (5036, 16080), (5360, 15108), (6295, 12864), (6432, 12590), (7554, 10720), (8040, 10072)]