66845340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3407}}^1$

素因数の和:3531

約数の個数: 72

約数和(自身を含む): 204684480

約数和(自身を除く): 137839140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 327, 436, 545, 654, 981, 1090, 1308, 1635, 1962, 2180, 3270, 3407, 3924, 4905, 6540, 6814, 9810, 10221, 13628, 17035, 19620, 20442, 30663, 34070, 40884, 51105, 61326, 68140, 102210, 122652, 153315, 204420, 306630, 371363, 613260, 742726, 1114089, 1485452, 1856815, 2228178, 3342267, 3713630, 4456356, 5570445, 6684534, 7427260, 11140890, 13369068, 16711335, 22281780, 33422670, 66845340]

約数ペア:

[(1, 66845340), (2, 33422670), (3, 22281780), (4, 16711335), (5, 13369068), (6, 11140890), (9, 7427260), (10, 6684534), (12, 5570445), (15, 4456356), (18, 3713630), (20, 3342267), (30, 2228178), (36, 1856815), (45, 1485452), (60, 1114089), (90, 742726), (109, 613260), (180, 371363), (218, 306630), (327, 204420), (436, 153315), (545, 122652), (654, 102210), (981, 68140), (1090, 61326), (1308, 51105), (1635, 40884), (1962, 34070), (2180, 30663), (3270, 20442), (3407, 19620), (3924, 17035), (4905, 13628), (6540, 10221), (6814, 9810)]