281471808

素因数分解:

$2^6\times 3^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{331}}^1$

素因数の和:492

約数の個数: 112

約数和(自身を含む): 771769856

約数和(自身を除く): 490298048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 64, 86, 96, 103, 129, 172, 192, 206, 258, 309, 331, 344, 412, 516, 618, 662, 688, 824, 993, 1032, 1236, 1324, 1376, 1648, 1986, 2064, 2472, 2648, 2752, 3296, 3972, 4128, 4429, 4944, 5296, 6592, 7944, 8256, 8858, 9888, 10592, 13287, 14233, 15888, 17716, 19776, 21184, 26574, 28466, 31776, 34093, 35432, 42699, 53148, 56932, 63552, 68186, 70864, 85398, 102279, 106296, 113864, 136372, 141728, 170796, 204558, 212592, 227728, 272744, 283456, 341592, 409116, 425184, 455456, 545488, 683184, 818232, 850368, 910912, 1090976, 1366368, 1465999, 1636464, 2181952, 2732736, 2931998, 3272928, 4397997, 5863996, 6545856, 8795994, 11727992, 17591988, 23455984, 35183976, 46911968, 70367952, 93823936, 140735904, 281471808]

約数ペア:

[(1, 281471808), (2, 140735904), (3, 93823936), (4, 70367952), (6, 46911968), (8, 35183976), (12, 23455984), (16, 17591988), (24, 11727992), (32, 8795994), (43, 6545856), (48, 5863996), (64, 4397997), (86, 3272928), (96, 2931998), (103, 2732736), (129, 2181952), (172, 1636464), (192, 1465999), (206, 1366368), (258, 1090976), (309, 910912), (331, 850368), (344, 818232), (412, 683184), (516, 545488), (618, 455456), (662, 425184), (688, 409116), (824, 341592), (993, 283456), (1032, 272744), (1236, 227728), (1324, 212592), (1376, 204558), (1648, 170796), (1986, 141728), (2064, 136372), (2472, 113864), (2648, 106296), (2752, 102279), (3296, 85398), (3972, 70864), (4128, 68186), (4429, 63552), (4944, 56932), (5296, 53148), (6592, 42699), (7944, 35432), (8256, 34093), (8858, 31776), (9888, 28466), (10592, 26574), (13287, 21184), (14233, 19776), (15888, 17716)]