155585220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{370441}}^1$

素因数の和:370460

約数の個数: 48

約数和(自身を含む): 497874048

約数和(自身を除く): 342288828

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, 370441, 740882, 1111323, 1481764, 1852205, 2222646, 2593087, 3704410, 4445292, 5186174, 5556615, 7408820, 7779261, 10372348, 11113230, 12965435, 15558522, 22226460, 25930870, 31117044, 38896305, 51861740, 77792610, 155585220]

約数ペア:

[(1, 155585220), (2, 77792610), (3, 51861740), (4, 38896305), (5, 31117044), (6, 25930870), (7, 22226460), (10, 15558522), (12, 12965435), (14, 11113230), (15, 10372348), (20, 7779261), (21, 7408820), (28, 5556615), (30, 5186174), (35, 4445292), (42, 3704410), (60, 2593087), (70, 2222646), (84, 1852205), (105, 1481764), (140, 1111323), (210, 740882), (420, 370441)]