255891120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{691}}^1\times {\mathrm{1543}}^1$

素因数の和:2250

約数の個数: 80

約数和(自身を含む): 794925312

約数和(自身を除く): 539034192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 691, 1382, 1543, 2073, 2764, 3086, 3455, 4146, 4629, 5528, 6172, 6910, 7715, 8292, 9258, 10365, 11056, 12344, 13820, 15430, 16584, 18516, 20730, 23145, 24688, 27640, 30860, 33168, 37032, 41460, 46290, 55280, 61720, 74064, 82920, 92580, 123440, 165840, 185160, 370320, 1066213, 2132426, 3198639, 4264852, 5331065, 6397278, 8529704, 10662130, 12794556, 15993195, 17059408, 21324260, 25589112, 31986390, 42648520, 51178224, 63972780, 85297040, 127945560, 255891120]

約数ペア:

[(1, 255891120), (2, 127945560), (3, 85297040), (4, 63972780), (5, 51178224), (6, 42648520), (8, 31986390), (10, 25589112), (12, 21324260), (15, 17059408), (16, 15993195), (20, 12794556), (24, 10662130), (30, 8529704), (40, 6397278), (48, 5331065), (60, 4264852), (80, 3198639), (120, 2132426), (240, 1066213), (691, 370320), (1382, 185160), (1543, 165840), (2073, 123440), (2764, 92580), (3086, 82920), (3455, 74064), (4146, 61720), (4629, 55280), (5528, 46290), (6172, 41460), (6910, 37032), (7715, 33168), (8292, 30860), (9258, 27640), (10365, 24688), (11056, 23145), (12344, 20730), (13820, 18516), (15430, 16584)]