30973140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{15643}}^1$

素因数の和:15669

約数の個数: 72

約数和(自身を含む): 102499488

約数和(自身を除く): 71526348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 15643, 31286, 46929, 62572, 78215, 93858, 140787, 156430, 172073, 187716, 234645, 281574, 312860, 344146, 469290, 516219, 563148, 688292, 703935, 860365, 938580, 1032438, 1407870, 1548657, 1720730, 2064876, 2581095, 2815740, 3097314, 3441460, 5162190, 6194628, 7743285, 10324380, 15486570, 30973140]

約数ペア:

[(1, 30973140), (2, 15486570), (3, 10324380), (4, 7743285), (5, 6194628), (6, 5162190), (9, 3441460), (10, 3097314), (11, 2815740), (12, 2581095), (15, 2064876), (18, 1720730), (20, 1548657), (22, 1407870), (30, 1032438), (33, 938580), (36, 860365), (44, 703935), (45, 688292), (55, 563148), (60, 516219), (66, 469290), (90, 344146), (99, 312860), (110, 281574), (132, 234645), (165, 187716), (180, 172073), (198, 156430), (220, 140787), (330, 93858), (396, 78215), (495, 62572), (660, 46929), (990, 31286), (1980, 15643)]