177394980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{422369}}^1$

素因数の和:422388

約数の個数: 48

約数和(自身を含む): 567665280

約数和(自身を除く): 390270300

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, 422369, 844738, 1267107, 1689476, 2111845, 2534214, 2956583, 4223690, 5068428, 5913166, 6335535, 8447380, 8869749, 11826332, 12671070, 14782915, 17739498, 25342140, 29565830, 35478996, 44348745, 59131660, 88697490, 177394980]

約数ペア:

[(1, 177394980), (2, 88697490), (3, 59131660), (4, 44348745), (5, 35478996), (6, 29565830), (7, 25342140), (10, 17739498), (12, 14782915), (14, 12671070), (15, 11826332), (20, 8869749), (21, 8447380), (28, 6335535), (30, 5913166), (35, 5068428), (42, 4223690), (60, 2956583), (70, 2534214), (84, 2111845), (105, 1689476), (140, 1267107), (210, 844738), (420, 422369)]