86988420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{8191}}^1$

素因数の和:8265

約数の個数: 72

約数和(自身を含む): 268369920

約数和(自身を除く): 181381500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 885, 1062, 1180, 1770, 2124, 2655, 3540, 5310, 8191, 10620, 16382, 24573, 32764, 40955, 49146, 73719, 81910, 98292, 122865, 147438, 163820, 245730, 294876, 368595, 483269, 491460, 737190, 966538, 1449807, 1474380, 1933076, 2416345, 2899614, 4349421, 4832690, 5799228, 7249035, 8698842, 9665380, 14498070, 17397684, 21747105, 28996140, 43494210, 86988420]

約数ペア:

[(1, 86988420), (2, 43494210), (3, 28996140), (4, 21747105), (5, 17397684), (6, 14498070), (9, 9665380), (10, 8698842), (12, 7249035), (15, 5799228), (18, 4832690), (20, 4349421), (30, 2899614), (36, 2416345), (45, 1933076), (59, 1474380), (60, 1449807), (90, 966538), (118, 737190), (177, 491460), (180, 483269), (236, 368595), (295, 294876), (354, 245730), (531, 163820), (590, 147438), (708, 122865), (885, 98292), (1062, 81910), (1180, 73719), (1770, 49146), (2124, 40955), (2655, 32764), (3540, 24573), (5310, 16382), (8191, 10620)]