398376768

素因数分解:

$2^6\times 3^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{661}}^1$

素因数の和:792

約数の個数: 112

約数和(自身を含む): 1094979776

約数和(自身を除く): 696603008

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 64, 73, 86, 96, 129, 146, 172, 192, 219, 258, 292, 344, 438, 516, 584, 661, 688, 876, 1032, 1168, 1322, 1376, 1752, 1983, 2064, 2336, 2644, 2752, 3139, 3504, 3966, 4128, 4672, 5288, 6278, 7008, 7932, 8256, 9417, 10576, 12556, 14016, 15864, 18834, 21152, 25112, 28423, 31728, 37668, 42304, 48253, 50224, 56846, 63456, 75336, 85269, 96506, 100448, 113692, 126912, 144759, 150672, 170538, 193012, 200896, 227384, 289518, 301344, 341076, 386024, 454768, 579036, 602688, 682152, 772048, 909536, 1158072, 1364304, 1544096, 1819072, 2074879, 2316144, 2728608, 3088192, 4149758, 4632288, 5457216, 6224637, 8299516, 9264576, 12449274, 16599032, 24898548, 33198064, 49797096, 66396128, 99594192, 132792256, 199188384, 398376768]

約数ペア:

[(1, 398376768), (2, 199188384), (3, 132792256), (4, 99594192), (6, 66396128), (8, 49797096), (12, 33198064), (16, 24898548), (24, 16599032), (32, 12449274), (43, 9264576), (48, 8299516), (64, 6224637), (73, 5457216), (86, 4632288), (96, 4149758), (129, 3088192), (146, 2728608), (172, 2316144), (192, 2074879), (219, 1819072), (258, 1544096), (292, 1364304), (344, 1158072), (438, 909536), (516, 772048), (584, 682152), (661, 602688), (688, 579036), (876, 454768), (1032, 386024), (1168, 341076), (1322, 301344), (1376, 289518), (1752, 227384), (1983, 200896), (2064, 193012), (2336, 170538), (2644, 150672), (2752, 144759), (3139, 126912), (3504, 113692), (3966, 100448), (4128, 96506), (4672, 85269), (5288, 75336), (6278, 63456), (7008, 56846), (7932, 50224), (8256, 48253), (9417, 42304), (10576, 37668), (12556, 31728), (14016, 28423), (15864, 25112), (18834, 21152)]