200912985

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:244

約数の個数: 144

約数和(自身を含む): 449152704

約数和(自身を除く): 248239719

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 43, 45, 49, 63, 65, 91, 105, 117, 129, 147, 163, 195, 215, 245, 273, 301, 315, 387, 441, 455, 489, 559, 585, 637, 645, 735, 815, 819, 903, 1141, 1365, 1467, 1505, 1677, 1911, 1935, 2107, 2119, 2205, 2445, 2709, 2795, 3185, 3423, 3913, 4095, 4515, 5031, 5705, 5733, 6321, 6357, 7009, 7335, 7987, 8385, 9555, 10269, 10535, 10595, 11739, 13545, 14833, 17115, 18963, 19071, 19565, 21027, 23961, 25155, 27391, 28665, 31605, 31785, 35045, 35217, 39935, 44499, 49063, 51345, 58695, 63081, 71883, 74165, 82173, 91117, 94815, 95355, 103831, 105135, 119805, 133497, 136955, 147189, 176085, 222495, 245315, 246519, 273351, 311493, 315405, 343441, 359415, 410865, 441567, 455585, 519155, 637819, 667485, 735945, 820053, 934479, 1030323, 1232595, 1366755, 1557465, 1717205, 1913457, 2207835, 3090969, 3189095, 4100265, 4464733, 4672395, 5151615, 5740371, 9567285, 13394199, 15454845, 22323665, 28701855, 40182597, 66970995, 200912985]

約数ペア:

[(1, 200912985), (3, 66970995), (5, 40182597), (7, 28701855), (9, 22323665), (13, 15454845), (15, 13394199), (21, 9567285), (35, 5740371), (39, 5151615), (43, 4672395), (45, 4464733), (49, 4100265), (63, 3189095), (65, 3090969), (91, 2207835), (105, 1913457), (117, 1717205), (129, 1557465), (147, 1366755), (163, 1232595), (195, 1030323), (215, 934479), (245, 820053), (273, 735945), (301, 667485), (315, 637819), (387, 519155), (441, 455585), (455, 441567), (489, 410865), (559, 359415), (585, 343441), (637, 315405), (645, 311493), (735, 273351), (815, 246519), (819, 245315), (903, 222495), (1141, 176085), (1365, 147189), (1467, 136955), (1505, 133497), (1677, 119805), (1911, 105135), (1935, 103831), (2107, 95355), (2119, 94815), (2205, 91117), (2445, 82173), (2709, 74165), (2795, 71883), (3185, 63081), (3423, 58695), (3913, 51345), (4095, 49063), (4515, 44499), (5031, 39935), (5705, 35217), (5733, 35045), (6321, 31785), (6357, 31605), (7009, 28665), (7335, 27391), (7987, 25155), (8385, 23961), (9555, 21027), (10269, 19565), (10535, 19071), (10595, 18963), (11739, 17115), (13545, 14833)]