68776260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{163753}}^1$

素因数の和:163772

約数の個数: 48

約数和(自身を含む): 220085376

約数和(自身を除く): 151309116

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 163753, 327506, 491259, 655012, 818765, 982518, 1146271, 1637530, 1965036, 2292542, 2456295, 3275060, 3438813, 4585084, 4912590, 5731355, 6877626, 9825180, 11462710, 13755252, 17194065, 22925420, 34388130, 68776260]

約数ペア:

[(1, 68776260), (2, 34388130), (3, 22925420), (4, 17194065), (5, 13755252), (6, 11462710), (7, 9825180), (10, 6877626), (12, 5731355), (14, 4912590), (15, 4585084), (20, 3438813), (21, 3275060), (28, 2456295), (30, 2292542), (35, 1965036), (42, 1637530), (60, 1146271), (70, 982518), (84, 818765), (105, 655012), (140, 491259), (210, 327506), (420, 163753)]