75741660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{857}}^1$

素因数の和:1363

約数の個数: 72

約数和(自身を含む): 230486256

約数和(自身を除く): 154744596

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 491, 857, 982, 1473, 1714, 1964, 2455, 2571, 2946, 3428, 4285, 4419, 4910, 5142, 5892, 7365, 7713, 8570, 8838, 9820, 10284, 12855, 14730, 15426, 17140, 17676, 22095, 25710, 29460, 30852, 38565, 44190, 51420, 77130, 88380, 154260, 420787, 841574, 1262361, 1683148, 2103935, 2524722, 3787083, 4207870, 5049444, 6311805, 7574166, 8415740, 12623610, 15148332, 18935415, 25247220, 37870830, 75741660]

約数ペア:

[(1, 75741660), (2, 37870830), (3, 25247220), (4, 18935415), (5, 15148332), (6, 12623610), (9, 8415740), (10, 7574166), (12, 6311805), (15, 5049444), (18, 4207870), (20, 3787083), (30, 2524722), (36, 2103935), (45, 1683148), (60, 1262361), (90, 841574), (180, 420787), (491, 154260), (857, 88380), (982, 77130), (1473, 51420), (1714, 44190), (1964, 38565), (2455, 30852), (2571, 29460), (2946, 25710), (3428, 22095), (4285, 17676), (4419, 17140), (4910, 15426), (5142, 14730), (5892, 12855), (7365, 10284), (7713, 9820), (8570, 8838)]