129681160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2351}}^1$

素因数の和:2566

約数の個数: 64

約数和(自身を含む): 335301120

約数和(自身を除く): 205619960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 197, 280, 394, 788, 985, 1379, 1576, 1970, 2351, 2758, 3940, 4702, 5516, 6895, 7880, 9404, 11032, 11755, 13790, 16457, 18808, 23510, 27580, 32914, 47020, 55160, 65828, 82285, 94040, 131656, 164570, 329140, 463147, 658280, 926294, 1852588, 2315735, 3242029, 3705176, 4631470, 6484058, 9262940, 12968116, 16210145, 18525880, 25936232, 32420290, 64840580, 129681160]

約数ペア:

[(1, 129681160), (2, 64840580), (4, 32420290), (5, 25936232), (7, 18525880), (8, 16210145), (10, 12968116), (14, 9262940), (20, 6484058), (28, 4631470), (35, 3705176), (40, 3242029), (56, 2315735), (70, 1852588), (140, 926294), (197, 658280), (280, 463147), (394, 329140), (788, 164570), (985, 131656), (1379, 94040), (1576, 82285), (1970, 65828), (2351, 55160), (2758, 47020), (3940, 32914), (4702, 27580), (5516, 23510), (6895, 18808), (7880, 16457), (9404, 13790), (11032, 11755)]