81909504

素因数分解:

$2^8\times 3^2\times {\mathrm{73}}^1\times {\mathrm{487}}^1$

素因数の和:582

約数の個数: 108

約数和(自身を含む): 239892016

約数和(自身を除く): 157982512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 73, 96, 128, 144, 146, 192, 219, 256, 288, 292, 384, 438, 487, 576, 584, 657, 768, 876, 974, 1152, 1168, 1314, 1461, 1752, 1948, 2304, 2336, 2628, 2922, 3504, 3896, 4383, 4672, 5256, 5844, 7008, 7792, 8766, 9344, 10512, 11688, 14016, 15584, 17532, 18688, 21024, 23376, 28032, 31168, 35064, 35551, 42048, 46752, 56064, 62336, 70128, 71102, 84096, 93504, 106653, 124672, 140256, 142204, 168192, 187008, 213306, 280512, 284408, 319959, 374016, 426612, 561024, 568816, 639918, 853224, 1122048, 1137632, 1279836, 1706448, 2275264, 2559672, 3412896, 4550528, 5119344, 6825792, 9101056, 10238688, 13651584, 20477376, 27303168, 40954752, 81909504]

約数ペア:

[(1, 81909504), (2, 40954752), (3, 27303168), (4, 20477376), (6, 13651584), (8, 10238688), (9, 9101056), (12, 6825792), (16, 5119344), (18, 4550528), (24, 3412896), (32, 2559672), (36, 2275264), (48, 1706448), (64, 1279836), (72, 1137632), (73, 1122048), (96, 853224), (128, 639918), (144, 568816), (146, 561024), (192, 426612), (219, 374016), (256, 319959), (288, 284408), (292, 280512), (384, 213306), (438, 187008), (487, 168192), (576, 142204), (584, 140256), (657, 124672), (768, 106653), (876, 93504), (974, 84096), (1152, 71102), (1168, 70128), (1314, 62336), (1461, 56064), (1752, 46752), (1948, 42048), (2304, 35551), (2336, 35064), (2628, 31168), (2922, 28032), (3504, 23376), (3896, 21024), (4383, 18688), (4672, 17532), (5256, 15584), (5844, 14016), (7008, 11688), (7792, 10512), (8766, 9344)]