254144448

素因数分解:

$2^6\times 3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1$

素因数の和:423

約数の個数: 168

約数和(自身を含む): 771769856

約数和(自身を除く): 517625408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 43, 48, 62, 64, 72, 86, 93, 96, 124, 129, 144, 172, 186, 192, 248, 258, 279, 288, 331, 344, 372, 387, 496, 516, 558, 576, 662, 688, 744, 774, 992, 993, 1032, 1116, 1324, 1333, 1376, 1488, 1548, 1984, 1986, 2064, 2232, 2648, 2666, 2752, 2976, 2979, 3096, 3972, 3999, 4128, 4464, 5296, 5332, 5952, 5958, 6192, 7944, 7998, 8256, 8928, 10261, 10592, 10664, 11916, 11997, 12384, 14233, 15888, 15996, 17856, 20522, 21184, 21328, 23832, 23994, 24768, 28466, 30783, 31776, 31992, 41044, 42656, 42699, 47664, 47988, 56932, 61566, 63552, 63984, 82088, 85312, 85398, 92349, 95328, 95976, 113864, 123132, 127968, 128097, 164176, 170796, 184698, 190656, 191952, 227728, 246264, 255936, 256194, 328352, 341592, 369396, 383904, 441223, 455456, 492528, 512388, 656704, 683184, 738792, 767808, 882446, 910912, 985056, 1024776, 1323669, 1366368, 1477584, 1764892, 1970112, 2049552, 2647338, 2732736, 2955168, 3529784, 3971007, 4099104, 5294676, 5910336, 7059568, 7942014, 8198208, 10589352, 14119136, 15884028, 21178704, 28238272, 31768056, 42357408, 63536112, 84714816, 127072224, 254144448]

約数ペア:

[(1, 254144448), (2, 127072224), (3, 84714816), (4, 63536112), (6, 42357408), (8, 31768056), (9, 28238272), (12, 21178704), (16, 15884028), (18, 14119136), (24, 10589352), (31, 8198208), (32, 7942014), (36, 7059568), (43, 5910336), (48, 5294676), (62, 4099104), (64, 3971007), (72, 3529784), (86, 2955168), (93, 2732736), (96, 2647338), (124, 2049552), (129, 1970112), (144, 1764892), (172, 1477584), (186, 1366368), (192, 1323669), (248, 1024776), (258, 985056), (279, 910912), (288, 882446), (331, 767808), (344, 738792), (372, 683184), (387, 656704), (496, 512388), (516, 492528), (558, 455456), (576, 441223), (662, 383904), (688, 369396), (744, 341592), (774, 328352), (992, 256194), (993, 255936), (1032, 246264), (1116, 227728), (1324, 191952), (1333, 190656), (1376, 184698), (1488, 170796), (1548, 164176), (1984, 128097), (1986, 127968), (2064, 123132), (2232, 113864), (2648, 95976), (2666, 95328), (2752, 92349), (2976, 85398), (2979, 85312), (3096, 82088), (3972, 63984), (3999, 63552), (4128, 61566), (4464, 56932), (5296, 47988), (5332, 47664), (5952, 42699), (5958, 42656), (6192, 41044), (7944, 31992), (7998, 31776), (8256, 30783), (8928, 28466), (10261, 24768), (10592, 23994), (10664, 23832), (11916, 21328), (11997, 21184), (12384, 20522), (14233, 17856), (15888, 15996)]