66143340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{877}}^1$

素因数の和:1311

約数の個数: 72

約数和(自身を含む): 201342960

約数和(自身を除く): 135199620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 419, 838, 877, 1257, 1676, 1754, 2095, 2514, 2631, 3508, 3771, 4190, 4385, 5028, 5262, 6285, 7542, 7893, 8380, 8770, 10524, 12570, 13155, 15084, 15786, 17540, 18855, 25140, 26310, 31572, 37710, 39465, 52620, 75420, 78930, 157860, 367463, 734926, 1102389, 1469852, 1837315, 2204778, 3307167, 3674630, 4409556, 5511945, 6614334, 7349260, 11023890, 13228668, 16535835, 22047780, 33071670, 66143340]

約数ペア:

[(1, 66143340), (2, 33071670), (3, 22047780), (4, 16535835), (5, 13228668), (6, 11023890), (9, 7349260), (10, 6614334), (12, 5511945), (15, 4409556), (18, 3674630), (20, 3307167), (30, 2204778), (36, 1837315), (45, 1469852), (60, 1102389), (90, 734926), (180, 367463), (419, 157860), (838, 78930), (877, 75420), (1257, 52620), (1676, 39465), (1754, 37710), (2095, 31572), (2514, 26310), (2631, 25140), (3508, 18855), (3771, 17540), (4190, 15786), (4385, 15084), (5028, 13155), (5262, 12570), (6285, 10524), (7542, 8770), (7893, 8380)]