339691380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{808789}}^1$

素因数の和:808808

約数の個数: 48

約数和(自身を含む): 1087013760

約数和(自身を除く): 747322380

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, 808789, 1617578, 2426367, 3235156, 4043945, 4852734, 5661523, 8087890, 9705468, 11323046, 12131835, 16175780, 16984569, 22646092, 24263670, 28307615, 33969138, 48527340, 56615230, 67938276, 84922845, 113230460, 169845690, 339691380]

約数ペア:

[(1, 339691380), (2, 169845690), (3, 113230460), (4, 84922845), (5, 67938276), (6, 56615230), (7, 48527340), (10, 33969138), (12, 28307615), (14, 24263670), (15, 22646092), (20, 16984569), (21, 16175780), (28, 12131835), (30, 11323046), (35, 9705468), (42, 8087890), (60, 5661523), (70, 4852734), (84, 4043945), (105, 3235156), (140, 2426367), (210, 1617578), (420, 808789)]