66068940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{157307}}^1$

素因数の和:157326

約数の個数: 48

約数和(自身を含む): 211421952

約数和(自身を除く): 145353012

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, 157307, 314614, 471921, 629228, 786535, 943842, 1101149, 1573070, 1887684, 2202298, 2359605, 3146140, 3303447, 4404596, 4719210, 5505745, 6606894, 9438420, 11011490, 13213788, 16517235, 22022980, 33034470, 66068940]

約数ペア:

[(1, 66068940), (2, 33034470), (3, 22022980), (4, 16517235), (5, 13213788), (6, 11011490), (7, 9438420), (10, 6606894), (12, 5505745), (14, 4719210), (15, 4404596), (20, 3303447), (21, 3146140), (28, 2359605), (30, 2202298), (35, 1887684), (42, 1573070), (60, 1101149), (70, 943842), (84, 786535), (105, 629228), (140, 471921), (210, 314614), (420, 157307)]