76784820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{182821}}^1$

素因数の和:182840

約数の個数: 48

約数和(自身を含む): 245712768

約数和(自身を除く): 168927948

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, 182821, 365642, 548463, 731284, 914105, 1096926, 1279747, 1828210, 2193852, 2559494, 2742315, 3656420, 3839241, 5118988, 5484630, 6398735, 7678482, 10969260, 12797470, 15356964, 19196205, 25594940, 38392410, 76784820]

約数ペア:

[(1, 76784820), (2, 38392410), (3, 25594940), (4, 19196205), (5, 15356964), (6, 12797470), (7, 10969260), (10, 7678482), (12, 6398735), (14, 5484630), (15, 5118988), (20, 3839241), (21, 3656420), (28, 2742315), (30, 2559494), (35, 2193852), (42, 1828210), (60, 1279747), (70, 1096926), (84, 914105), (105, 731284), (140, 548463), (210, 365642), (420, 182821)]