344108940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{819307}}^1$

素因数の和:819326

約数の個数: 48

約数和(自身を含む): 1101149952

約数和(自身を除く): 757041012

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, 819307, 1638614, 2457921, 3277228, 4096535, 4915842, 5735149, 8193070, 9831684, 11470298, 12289605, 16386140, 17205447, 22940596, 24579210, 28675745, 34410894, 49158420, 57351490, 68821788, 86027235, 114702980, 172054470, 344108940]

約数ペア:

[(1, 344108940), (2, 172054470), (3, 114702980), (4, 86027235), (5, 68821788), (6, 57351490), (7, 49158420), (10, 34410894), (12, 28675745), (14, 24579210), (15, 22940596), (20, 17205447), (21, 16386140), (28, 12289605), (30, 11470298), (35, 9831684), (42, 8193070), (60, 5735149), (70, 4915842), (84, 4096535), (105, 3277228), (140, 2457921), (210, 1638614), (420, 819307)]