80962140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{192767}}^1$

素因数の和:192786

約数の個数: 48

約数和(自身を含む): 259080192

約数和(自身を除く): 178118052

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, 192767, 385534, 578301, 771068, 963835, 1156602, 1349369, 1927670, 2313204, 2698738, 2891505, 3855340, 4048107, 5397476, 5783010, 6746845, 8096214, 11566020, 13493690, 16192428, 20240535, 26987380, 40481070, 80962140]

約数ペア:

[(1, 80962140), (2, 40481070), (3, 26987380), (4, 20240535), (5, 16192428), (6, 13493690), (7, 11566020), (10, 8096214), (12, 6746845), (14, 5783010), (15, 5397476), (20, 4048107), (21, 3855340), (28, 2891505), (30, 2698738), (35, 2313204), (42, 1927670), (60, 1349369), (70, 1156602), (84, 963835), (105, 771068), (140, 578301), (210, 385534), (420, 192767)]