77933940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{185557}}^1$

素因数の和:185576

約数の個数: 48

約数和(自身を含む): 249389952

約数和(自身を除く): 171456012

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, 185557, 371114, 556671, 742228, 927785, 1113342, 1298899, 1855570, 2226684, 2597798, 2783355, 3711140, 3896697, 5195596, 5566710, 6494495, 7793394, 11133420, 12988990, 15586788, 19483485, 25977980, 38966970, 77933940]

約数ペア:

[(1, 77933940), (2, 38966970), (3, 25977980), (4, 19483485), (5, 15586788), (6, 12988990), (7, 11133420), (10, 7793394), (12, 6494495), (14, 5566710), (15, 5195596), (20, 3896697), (21, 3711140), (28, 2783355), (30, 2597798), (35, 2226684), (42, 1855570), (60, 1298899), (70, 1113342), (84, 927785), (105, 742228), (140, 556671), (210, 371114), (420, 185557)]