155324820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{369821}}^1$

素因数の和:369840

約数の個数: 48

約数和(自身を含む): 497040768

約数和(自身を除く): 341715948

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, 369821, 739642, 1109463, 1479284, 1849105, 2218926, 2588747, 3698210, 4437852, 5177494, 5547315, 7396420, 7766241, 10354988, 11094630, 12943735, 15532482, 22189260, 25887470, 31064964, 38831205, 51774940, 77662410, 155324820]

約数ペア:

[(1, 155324820), (2, 77662410), (3, 51774940), (4, 38831205), (5, 31064964), (6, 25887470), (7, 22189260), (10, 15532482), (12, 12943735), (14, 11094630), (15, 10354988), (20, 7766241), (21, 7396420), (28, 5547315), (30, 5177494), (35, 4437852), (42, 3698210), (60, 2588747), (70, 2218926), (84, 1849105), (105, 1479284), (140, 1109463), (210, 739642), (420, 369821)]