80812620

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{21379}}^1$

素因数の和:21404

約数の個数: 96

約数和(自身を含む): 287347200

約数和(自身を除く): 206534580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 21379, 42758, 64137, 85516, 106895, 128274, 149653, 192411, 213790, 256548, 299306, 320685, 384822, 427580, 448959, 577233, 598612, 641370, 748265, 769644, 897918, 962055, 1154466, 1282740, 1346877, 1496530, 1795836, 1924110, 2244795, 2308932, 2693754, 2886165, 2993060, 3848220, 4040631, 4489590, 5387508, 5772330, 6734385, 8081262, 8979180, 11544660, 13468770, 16162524, 20203155, 26937540, 40406310, 80812620]

約数ペア:

[(1, 80812620), (2, 40406310), (3, 26937540), (4, 20203155), (5, 16162524), (6, 13468770), (7, 11544660), (9, 8979180), (10, 8081262), (12, 6734385), (14, 5772330), (15, 5387508), (18, 4489590), (20, 4040631), (21, 3848220), (27, 2993060), (28, 2886165), (30, 2693754), (35, 2308932), (36, 2244795), (42, 1924110), (45, 1795836), (54, 1496530), (60, 1346877), (63, 1282740), (70, 1154466), (84, 962055), (90, 897918), (105, 769644), (108, 748265), (126, 641370), (135, 598612), (140, 577233), (180, 448959), (189, 427580), (210, 384822), (252, 320685), (270, 299306), (315, 256548), (378, 213790), (420, 192411), (540, 149653), (630, 128274), (756, 106895), (945, 85516), (1260, 64137), (1890, 42758), (3780, 21379)]