67935280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{121313}}^1$

素因数の和:121333

約数の個数: 40

約数和(自身を含む): 180515232

約数和(自身を除く): 112579952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 121313, 242626, 485252, 606565, 849191, 970504, 1213130, 1698382, 1941008, 2426260, 3396764, 4245955, 4852520, 6793528, 8491910, 9705040, 13587056, 16983820, 33967640, 67935280]

約数ペア:

[(1, 67935280), (2, 33967640), (4, 16983820), (5, 13587056), (7, 9705040), (8, 8491910), (10, 6793528), (14, 4852520), (16, 4245955), (20, 3396764), (28, 2426260), (35, 1941008), (40, 1698382), (56, 1213130), (70, 970504), (80, 849191), (112, 606565), (140, 485252), (280, 242626), (560, 121313)]