205024320

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{277}}^1$

素因数の和:557

約数の個数: 168

約数和(自身を含む): 710497944

約数和(自身を除く): 505473624

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 257, 277, 288, 320, 360, 480, 514, 554, 576, 720, 771, 831, 960, 1028, 1108, 1285, 1385, 1440, 1542, 1662, 2056, 2216, 2313, 2493, 2570, 2770, 2880, 3084, 3324, 3855, 4112, 4155, 4432, 4626, 4986, 5140, 5540, 6168, 6648, 7710, 8224, 8310, 8864, 9252, 9972, 10280, 11080, 11565, 12336, 12465, 13296, 15420, 16448, 16620, 17728, 18504, 19944, 20560, 22160, 23130, 24672, 24930, 26592, 30840, 33240, 37008, 39888, 41120, 44320, 46260, 49344, 49860, 53184, 61680, 66480, 71189, 74016, 79776, 82240, 88640, 92520, 99720, 123360, 132960, 142378, 148032, 159552, 185040, 199440, 213567, 246720, 265920, 284756, 355945, 370080, 398880, 427134, 569512, 640701, 711890, 740160, 797760, 854268, 1067835, 1139024, 1281402, 1423780, 1708536, 2135670, 2278048, 2562804, 2847560, 3203505, 3417072, 4271340, 4556096, 5125608, 5695120, 6407010, 6834144, 8542680, 10251216, 11390240, 12814020, 13668288, 17085360, 20502432, 22780480, 25628040, 34170720, 41004864, 51256080, 68341440, 102512160, 205024320]

約数ペア:

[(1, 205024320), (2, 102512160), (3, 68341440), (4, 51256080), (5, 41004864), (6, 34170720), (8, 25628040), (9, 22780480), (10, 20502432), (12, 17085360), (15, 13668288), (16, 12814020), (18, 11390240), (20, 10251216), (24, 8542680), (30, 6834144), (32, 6407010), (36, 5695120), (40, 5125608), (45, 4556096), (48, 4271340), (60, 3417072), (64, 3203505), (72, 2847560), (80, 2562804), (90, 2278048), (96, 2135670), (120, 1708536), (144, 1423780), (160, 1281402), (180, 1139024), (192, 1067835), (240, 854268), (257, 797760), (277, 740160), (288, 711890), (320, 640701), (360, 569512), (480, 427134), (514, 398880), (554, 370080), (576, 355945), (720, 284756), (771, 265920), (831, 246720), (960, 213567), (1028, 199440), (1108, 185040), (1285, 159552), (1385, 148032), (1440, 142378), (1542, 132960), (1662, 123360), (2056, 99720), (2216, 92520), (2313, 88640), (2493, 82240), (2570, 79776), (2770, 74016), (2880, 71189), (3084, 66480), (3324, 61680), (3855, 53184), (4112, 49860), (4155, 49344), (4432, 46260), (4626, 44320), (4986, 41120), (5140, 39888), (5540, 37008), (6168, 33240), (6648, 30840), (7710, 26592), (8224, 24930), (8310, 24672), (8864, 23130), (9252, 22160), (9972, 20560), (10280, 19944), (11080, 18504), (11565, 17728), (12336, 16620), (12465, 16448), (13296, 15420)]