79866780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{190159}}^1$

素因数の和:190178

約数の個数: 48

約数和(自身を含む): 255575040

約数和(自身を除く): 175708260

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, 190159, 380318, 570477, 760636, 950795, 1140954, 1331113, 1901590, 2281908, 2662226, 2852385, 3803180, 3993339, 5324452, 5704770, 6655565, 7986678, 11409540, 13311130, 15973356, 19966695, 26622260, 39933390, 79866780]

約数ペア:

[(1, 79866780), (2, 39933390), (3, 26622260), (4, 19966695), (5, 15973356), (6, 13311130), (7, 11409540), (10, 7986678), (12, 6655565), (14, 5704770), (15, 5324452), (20, 3993339), (21, 3803180), (28, 2852385), (30, 2662226), (35, 2281908), (42, 1901590), (60, 1331113), (70, 1140954), (84, 950795), (105, 760636), (140, 570477), (210, 380318), (420, 190159)]