128287008

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1$

素因数の和:327

約数の個数: 144

約数和(自身を含む): 386358336

約数和(自身を除く): 258071328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 69, 72, 92, 96, 107, 138, 144, 181, 184, 207, 214, 276, 288, 321, 362, 368, 414, 428, 543, 552, 642, 724, 736, 828, 856, 963, 1086, 1104, 1284, 1448, 1629, 1656, 1712, 1926, 2172, 2208, 2461, 2568, 2896, 3258, 3312, 3424, 3852, 4163, 4344, 4922, 5136, 5792, 6516, 6624, 7383, 7704, 8326, 8688, 9844, 10272, 12489, 13032, 14766, 15408, 16652, 17376, 19367, 19688, 22149, 24978, 26064, 29532, 30816, 33304, 37467, 38734, 39376, 44298, 49956, 52128, 58101, 59064, 66608, 74934, 77468, 78752, 88596, 99912, 116202, 118128, 133216, 149868, 154936, 174303, 177192, 199824, 232404, 236256, 299736, 309872, 348606, 354384, 399648, 445441, 464808, 599472, 619744, 697212, 708768, 890882, 929616, 1198944, 1336323, 1394424, 1781764, 1859232, 2672646, 2788848, 3563528, 4008969, 5345292, 5577696, 7127056, 8017938, 10690584, 14254112, 16035876, 21381168, 32071752, 42762336, 64143504, 128287008]

約数ペア:

[(1, 128287008), (2, 64143504), (3, 42762336), (4, 32071752), (6, 21381168), (8, 16035876), (9, 14254112), (12, 10690584), (16, 8017938), (18, 7127056), (23, 5577696), (24, 5345292), (32, 4008969), (36, 3563528), (46, 2788848), (48, 2672646), (69, 1859232), (72, 1781764), (92, 1394424), (96, 1336323), (107, 1198944), (138, 929616), (144, 890882), (181, 708768), (184, 697212), (207, 619744), (214, 599472), (276, 464808), (288, 445441), (321, 399648), (362, 354384), (368, 348606), (414, 309872), (428, 299736), (543, 236256), (552, 232404), (642, 199824), (724, 177192), (736, 174303), (828, 154936), (856, 149868), (963, 133216), (1086, 118128), (1104, 116202), (1284, 99912), (1448, 88596), (1629, 78752), (1656, 77468), (1712, 74934), (1926, 66608), (2172, 59064), (2208, 58101), (2461, 52128), (2568, 49956), (2896, 44298), (3258, 39376), (3312, 38734), (3424, 37467), (3852, 33304), (4163, 30816), (4344, 29532), (4922, 26064), (5136, 24978), (5792, 22149), (6516, 19688), (6624, 19367), (7383, 17376), (7704, 16652), (8326, 15408), (8688, 14766), (9844, 13032), (10272, 12489)]