77922320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{401}}^1$

素因数の和:768

約数の個数: 80

約数和(自身を含む): 208165248

約数和(自身を除く): 130242928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 347, 401, 560, 694, 802, 1388, 1604, 1735, 2005, 2429, 2776, 2807, 3208, 3470, 4010, 4858, 5552, 5614, 6416, 6940, 8020, 9716, 11228, 12145, 13880, 14035, 16040, 19432, 22456, 24290, 27760, 28070, 32080, 38864, 44912, 48580, 56140, 97160, 112280, 139147, 194320, 224560, 278294, 556588, 695735, 974029, 1113176, 1391470, 1948058, 2226352, 2782940, 3896116, 4870145, 5565880, 7792232, 9740290, 11131760, 15584464, 19480580, 38961160, 77922320]

約数ペア:

[(1, 77922320), (2, 38961160), (4, 19480580), (5, 15584464), (7, 11131760), (8, 9740290), (10, 7792232), (14, 5565880), (16, 4870145), (20, 3896116), (28, 2782940), (35, 2226352), (40, 1948058), (56, 1391470), (70, 1113176), (80, 974029), (112, 695735), (140, 556588), (280, 278294), (347, 224560), (401, 194320), (560, 139147), (694, 112280), (802, 97160), (1388, 56140), (1604, 48580), (1735, 44912), (2005, 38864), (2429, 32080), (2776, 28070), (2807, 27760), (3208, 24290), (3470, 22456), (4010, 19432), (4858, 16040), (5552, 14035), (5614, 13880), (6416, 12145), (6940, 11228), (8020, 9716)]