91408140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{2837}}^1$

素因数の和:3031

約数の個数: 72

約数和(自身を含む): 278918640

約数和(自身を除く): 187510500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 179, 180, 358, 537, 716, 895, 1074, 1611, 1790, 2148, 2685, 2837, 3222, 3580, 5370, 5674, 6444, 8055, 8511, 10740, 11348, 14185, 16110, 17022, 25533, 28370, 32220, 34044, 42555, 51066, 56740, 85110, 102132, 127665, 170220, 255330, 507823, 510660, 1015646, 1523469, 2031292, 2539115, 3046938, 4570407, 5078230, 6093876, 7617345, 9140814, 10156460, 15234690, 18281628, 22852035, 30469380, 45704070, 91408140]

約数ペア:

[(1, 91408140), (2, 45704070), (3, 30469380), (4, 22852035), (5, 18281628), (6, 15234690), (9, 10156460), (10, 9140814), (12, 7617345), (15, 6093876), (18, 5078230), (20, 4570407), (30, 3046938), (36, 2539115), (45, 2031292), (60, 1523469), (90, 1015646), (179, 510660), (180, 507823), (358, 255330), (537, 170220), (716, 127665), (895, 102132), (1074, 85110), (1611, 56740), (1790, 51066), (2148, 42555), (2685, 34044), (2837, 32220), (3222, 28370), (3580, 25533), (5370, 17022), (5674, 16110), (6444, 14185), (8055, 11348), (8511, 10740)]