66558420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1877}}^1$

素因数の和:2089

約数の個数: 72

約数和(自身を含む): 203026824

約数和(自身を除く): 136468404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 197, 394, 591, 788, 985, 1182, 1773, 1877, 1970, 2364, 2955, 3546, 3754, 3940, 5631, 5910, 7092, 7508, 8865, 9385, 11262, 11820, 16893, 17730, 18770, 22524, 28155, 33786, 35460, 37540, 56310, 67572, 84465, 112620, 168930, 337860, 369769, 739538, 1109307, 1479076, 1848845, 2218614, 3327921, 3697690, 4437228, 5546535, 6655842, 7395380, 11093070, 13311684, 16639605, 22186140, 33279210, 66558420]

約数ペア:

[(1, 66558420), (2, 33279210), (3, 22186140), (4, 16639605), (5, 13311684), (6, 11093070), (9, 7395380), (10, 6655842), (12, 5546535), (15, 4437228), (18, 3697690), (20, 3327921), (30, 2218614), (36, 1848845), (45, 1479076), (60, 1109307), (90, 739538), (180, 369769), (197, 337860), (394, 168930), (591, 112620), (788, 84465), (985, 67572), (1182, 56310), (1773, 37540), (1877, 35460), (1970, 33786), (2364, 28155), (2955, 22524), (3546, 18770), (3754, 17730), (3940, 16893), (5631, 11820), (5910, 11262), (7092, 9385), (7508, 8865)]