820080928128

素因数分解:

$2^7\times 3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^3$

素因数の和:161

約数の個数: 1024

約数和(自身を含む): 3014369280000

約数和(自身を除く): 2194288351872

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 19, 21, 22, 24, 28, 31, 32, 33, 38, 42, 44, 48, 49, 56, 57, 62, 64, 66, 76, 77, 84, 88, 93, 96, 98, 112, 114, 124, 128, 132, 133, 147, 152, 154, 168, 176, 186, 192, 196, 209, 217, 224, 228, 231, 248, 264, 266, 294, 304, 308, 336, 341, 343, 352, 372, 384, 392, 399, 418, 434, 448, 456, 462, 496, 528, 532, 539, 588, 589, 608, 616, 627, 651, 672, 682, 686, 704, 744, 784, 798, 836, 868, 896, 912, 924, 931, 961, 992, 1023, 1029, 1056, 1064, 1078, 1176, 1178, 1216, 1232, 1254, 1302, 1344, 1364, 1372, 1408, 1463, 1488, 1519, 1568, 1596, 1617, 1672, 1736, 1767, 1824, 1848, 1862, 1922, 1984, 2046, 2058, 2112, 2128, 2156, 2352, 2356, 2387, 2432, 2464, 2508, 2604, 2688, 2728, 2744, 2793, 2883, 2926, 2976, 3038, 3136, 3192, 3234, 3344, 3472, 3534, 3648, 3696, 3724, 3773, 3844, 3968, 4092, 4116, 4123, 4224, 4256, 4312, 4389, 4557, 4704, 4712, 4774, 4928, 5016, 5208, 5456, 5488, 5586, 5766, 5852, 5952, 6076, 6272, 6384, 6468, 6479, 6517, 6688, 6727, 6944, 7068, 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2293907, 2293984, 2337152, 2367904, 2410188, 2424324, 2487936, 2502444, 2502528, 2539768, 2583168, 2621608, 2636984, 2684073, 2770656, 2807112, 2811886, 2859936, 2902592, 2919518, 3013696, 3067512, 3107874, 3208128, 3213584, 3232432, 3336592, 3396174, 3440976, 3505728, 3551856, 3578764, 3625853, 3694208, 3742816, 3809652, 3813248, 3932412, 3932544, 3955476, 3962203, 4059264, 4083072, 4090016, 4143832, 4217829, 4353888, 4379277, 4444594, 4520544, 4528232, 4587814, 4587968, 4735808, 4820376, 4848648, 5004888, 5079536, 5243216, 5273968, 5368146, 5541312, 5614224, 5623772, 5719872, 5805184, 5839036, 6027392, 6135024, 6215748, 6226319, 6262837, 6416256, 6427168, 6464864, 6666891, 6673184, 6792348, 6881721, 6881952, 7011456, 7103712, 7157528, 7251706, 7485632, 7619304, 7864824, 7910952, 7924406, 8180032, 8287664, 8435658, 8707776, 8758554, 8889188, 9041088, 9056464, 9175628, 9175936, 9471616, 9640752, 9697296, 9841601, 10009776, 10159072, 10218313, 10486432, 10547936, 10736292, 10877559, 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約数ペア:

[(1, 820080928128), (2, 410040464064), (3, 273360309376), (4, 205020232032), (6, 136680154688), (7, 117154418304), (8, 102510116016), (11, 74552811648), (12, 68340077344), (14, 58577209152), (16, 51255058008), (19, 43162154112), (21, 39051472768), (22, 37276405824), (24, 34170038672), (28, 29288604576), (31, 26454223488), (32, 25627529004), (33, 24850937216), (38, 21581077056), (42, 19525736384), (44, 18638202912), (48, 17085019336), (49, 16736345472), (56, 14644302288), (57, 14387384704), (62, 13227111744), (64, 12813764502), (66, 12425468608), (76, 10790538528), (77, 10650401664), (84, 9762868192), (88, 9319101456), (93, 8818074496), (96, 8542509668), (98, 8368172736), (112, 7322151144), (114, 7193692352), (124, 6613555872), (128, 6406882251), (132, 6212734304), (133, 6166022016), (147, 5578781824), (152, 5395269264), (154, 5325200832), (168, 4881434096), (176, 4659550728), (186, 4409037248), (192, 4271254834), (196, 4184086368), (209, 3923832192), (217, 3779174784), (224, 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