80413440

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{487}}^1$

素因数の和:554

約数の個数: 144

約数和(自身を含む): 263332608

約数和(自身を除く): 182919168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 64, 80, 86, 96, 120, 128, 129, 160, 172, 192, 215, 240, 256, 258, 320, 344, 384, 430, 480, 487, 516, 640, 645, 688, 768, 860, 960, 974, 1032, 1280, 1290, 1376, 1461, 1720, 1920, 1948, 2064, 2435, 2580, 2752, 2922, 3440, 3840, 3896, 4128, 4870, 5160, 5504, 5844, 6880, 7305, 7792, 8256, 9740, 10320, 11008, 11688, 13760, 14610, 15584, 16512, 19480, 20640, 20941, 23376, 27520, 29220, 31168, 33024, 38960, 41280, 41882, 46752, 55040, 58440, 62336, 62823, 77920, 82560, 83764, 93504, 104705, 116880, 124672, 125646, 155840, 165120, 167528, 187008, 209410, 233760, 251292, 311680, 314115, 335056, 374016, 418820, 467520, 502584, 623360, 628230, 670112, 837640, 935040, 1005168, 1256460, 1340224, 1675280, 1870080, 2010336, 2512920, 2680448, 3350560, 4020672, 5025840, 5360896, 6701120, 8041344, 10051680, 13402240, 16082688, 20103360, 26804480, 40206720, 80413440]

約数ペア:

[(1, 80413440), (2, 40206720), (3, 26804480), (4, 20103360), (5, 16082688), (6, 13402240), (8, 10051680), (10, 8041344), (12, 6701120), (15, 5360896), (16, 5025840), (20, 4020672), (24, 3350560), (30, 2680448), (32, 2512920), (40, 2010336), (43, 1870080), (48, 1675280), (60, 1340224), (64, 1256460), (80, 1005168), (86, 935040), (96, 837640), (120, 670112), (128, 628230), (129, 623360), (160, 502584), (172, 467520), (192, 418820), (215, 374016), (240, 335056), (256, 314115), (258, 311680), (320, 251292), (344, 233760), (384, 209410), (430, 187008), (480, 167528), (487, 165120), (516, 155840), (640, 125646), (645, 124672), (688, 116880), (768, 104705), (860, 93504), (960, 83764), (974, 82560), (1032, 77920), (1280, 62823), (1290, 62336), (1376, 58440), (1461, 55040), (1720, 46752), (1920, 41882), (1948, 41280), (2064, 38960), (2435, 33024), (2580, 31168), (2752, 29220), (2922, 27520), (3440, 23376), (3840, 20941), (3896, 20640), (4128, 19480), (4870, 16512), (5160, 15584), (5504, 14610), (5844, 13760), (6880, 11688), (7305, 11008), (7792, 10320), (8256, 9740)]