20161257240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{67447}}^1$

素因数の和:67561

約数の個数: 128

約数和(自身を含む): 62937077760

約数和(自身を除く): 42775820520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 53, 60, 94, 106, 120, 141, 159, 188, 212, 235, 265, 282, 318, 376, 424, 470, 530, 564, 636, 705, 795, 940, 1060, 1128, 1272, 1410, 1590, 1880, 2120, 2491, 2820, 3180, 4982, 5640, 6360, 7473, 9964, 12455, 14946, 19928, 24910, 29892, 37365, 49820, 59784, 67447, 74730, 99640, 134894, 149460, 202341, 269788, 298920, 337235, 404682, 539576, 674470, 809364, 1011705, 1348940, 1618728, 2023410, 2697880, 3170009, 3574691, 4046820, 6340018, 7149382, 8093640, 9510027, 10724073, 12680036, 14298764, 15850045, 17873455, 19020054, 21448146, 25360072, 28597528, 31700090, 35746910, 38040108, 42896292, 47550135, 53620365, 63400180, 71493820, 76080216, 85792584, 95100270, 107240730, 126800360, 142987640, 168010477, 190200540, 214481460, 336020954, 380401080, 428962920, 504031431, 672041908, 840052385, 1008062862, 1344083816, 1680104770, 2016125724, 2520157155, 3360209540, 4032251448, 5040314310, 6720419080, 10080628620, 20161257240]

約数ペア:

[(1, 20161257240), (2, 10080628620), (3, 6720419080), (4, 5040314310), (5, 4032251448), (6, 3360209540), (8, 2520157155), (10, 2016125724), (12, 1680104770), (15, 1344083816), (20, 1008062862), (24, 840052385), (30, 672041908), (40, 504031431), (47, 428962920), (53, 380401080), (60, 336020954), (94, 214481460), (106, 190200540), (120, 168010477), (141, 142987640), (159, 126800360), (188, 107240730), (212, 95100270), (235, 85792584), (265, 76080216), (282, 71493820), (318, 63400180), (376, 53620365), (424, 47550135), (470, 42896292), (530, 38040108), (564, 35746910), (636, 31700090), (705, 28597528), (795, 25360072), (940, 21448146), (1060, 19020054), (1128, 17873455), (1272, 15850045), (1410, 14298764), (1590, 12680036), (1880, 10724073), (2120, 9510027), (2491, 8093640), (2820, 7149382), (3180, 6340018), (4982, 4046820), (5640, 3574691), (6360, 3170009), (7473, 2697880), (9964, 2023410), (12455, 1618728), (14946, 1348940), (19928, 1011705), (24910, 809364), (29892, 674470), (37365, 539576), (49820, 404682), (59784, 337235), (67447, 298920), (74730, 269788), (99640, 202341), (134894, 149460)]