820217664

素因数分解:

$2^6\times 3^4\times 7^2\times {\mathrm{3229}}^1$

素因数の和:3267

約数の個数: 210

約数和(自身を含む): 2829218370

約数和(自身を除く): 2009000706

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 64, 72, 81, 84, 96, 98, 108, 112, 126, 144, 147, 162, 168, 189, 192, 196, 216, 224, 252, 288, 294, 324, 336, 378, 392, 432, 441, 448, 504, 567, 576, 588, 648, 672, 756, 784, 864, 882, 1008, 1134, 1176, 1296, 1323, 1344, 1512, 1568, 1728, 1764, 2016, 2268, 2352, 2592, 2646, 3024, 3136, 3229, 3528, 3969, 4032, 4536, 4704, 5184, 5292, 6048, 6458, 7056, 7938, 9072, 9408, 9687, 10584, 12096, 12916, 14112, 15876, 18144, 19374, 21168, 22603, 25832, 28224, 29061, 31752, 36288, 38748, 42336, 45206, 51664, 58122, 63504, 67809, 77496, 84672, 87183, 90412, 103328, 116244, 127008, 135618, 154992, 158221, 174366, 180824, 203427, 206656, 232488, 254016, 261549, 271236, 309984, 316442, 348732, 361648, 406854, 464976, 474663, 523098, 542472, 610281, 619968, 632884, 697464, 723296, 813708, 929952, 949326, 1046196, 1084944, 1220562, 1265768, 1394928, 1423989, 1446592, 1627416, 1830843, 1859904, 1898652, 2092392, 2169888, 2441124, 2531536, 2789856, 2847978, 3254832, 3661686, 3797304, 4184784, 4271967, 4339776, 4882248, 5063072, 5579712, 5695956, 6509664, 7323372, 7594608, 8369568, 8543934, 9764496, 10126144, 11391912, 12815901, 13019328, 14646744, 15189216, 16739136, 17087868, 19528992, 22783824, 25631802, 29293488, 30378432, 34175736, 39057984, 45567648, 51263604, 58586976, 68351472, 91135296, 102527208, 117173952, 136702944, 205054416, 273405888, 410108832, 820217664]

約数ペア:

[(1, 820217664), (2, 410108832), (3, 273405888), (4, 205054416), (6, 136702944), (7, 117173952), (8, 102527208), (9, 91135296), (12, 68351472), (14, 58586976), (16, 51263604), (18, 45567648), (21, 39057984), (24, 34175736), (27, 30378432), (28, 29293488), (32, 25631802), (36, 22783824), (42, 19528992), (48, 17087868), (49, 16739136), (54, 15189216), (56, 14646744), (63, 13019328), (64, 12815901), (72, 11391912), (81, 10126144), (84, 9764496), (96, 8543934), (98, 8369568), (108, 7594608), (112, 7323372), (126, 6509664), (144, 5695956), (147, 5579712), (162, 5063072), (168, 4882248), (189, 4339776), (192, 4271967), (196, 4184784), (216, 3797304), (224, 3661686), (252, 3254832), (288, 2847978), (294, 2789856), (324, 2531536), (336, 2441124), (378, 2169888), (392, 2092392), (432, 1898652), (441, 1859904), (448, 1830843), (504, 1627416), (567, 1446592), (576, 1423989), (588, 1394928), (648, 1265768), (672, 1220562), (756, 1084944), (784, 1046196), (864, 949326), (882, 929952), (1008, 813708), (1134, 723296), (1176, 697464), (1296, 632884), (1323, 619968), (1344, 610281), (1512, 542472), (1568, 523098), (1728, 474663), (1764, 464976), (2016, 406854), (2268, 361648), (2352, 348732), (2592, 316442), (2646, 309984), (3024, 271236), (3136, 261549), (3229, 254016), (3528, 232488), (3969, 206656), (4032, 203427), (4536, 180824), (4704, 174366), (5184, 158221), (5292, 154992), (6048, 135618), (6458, 127008), (7056, 116244), (7938, 103328), (9072, 90412), (9408, 87183), (9687, 84672), (10584, 77496), (12096, 67809), (12916, 63504), (14112, 58122), (15876, 51664), (18144, 45206), (19374, 42336), (21168, 38748), (22603, 36288), (25832, 31752), (28224, 29061)]