20499097572864

素因数分解:

$2^9\times 3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{68521}}^1$

素因数の和:68651

約数の個数: 640

約数和(自身を含む): 68639967475200

約数和(自身を除く): 48140869902336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 19, 24, 27, 32, 34, 36, 38, 48, 51, 54, 57, 64, 67, 68, 72, 76, 96, 102, 108, 114, 128, 134, 136, 144, 152, 153, 171, 192, 201, 204, 216, 228, 256, 268, 272, 288, 304, 306, 323, 342, 384, 402, 408, 432, 456, 459, 512, 513, 536, 544, 576, 603, 608, 612, 646, 684, 768, 804, 816, 864, 912, 918, 969, 1026, 1072, 1088, 1139, 1152, 1206, 1216, 1224, 1273, 1292, 1368, 1536, 1608, 1632, 1728, 1809, 1824, 1836, 1938, 2052, 2144, 2176, 2278, 2304, 2412, 2432, 2448, 2546, 2584, 2736, 2907, 3216, 3264, 3417, 3456, 3618, 3648, 3672, 3819, 3876, 4104, 4288, 4352, 4556, 4608, 4824, 4864, 4896, 5092, 5168, 5472, 5814, 6432, 6528, 6834, 6912, 7236, 7296, 7344, 7638, 7752, 8208, 8576, 8704, 8721, 9112, 9648, 9728, 9792, 10184, 10251, 10336, 10944, 11457, 11628, 12864, 13056, 13668, 13824, 14472, 14592, 14688, 15276, 15504, 16416, 17152, 17442, 18224, 19296, 19584, 20368, 20502, 20672, 21641, 21888, 22914, 23256, 25728, 26112, 27336, 28944, 29184, 29376, 30552, 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2012872896, 2093453592, 2107226313, 2124699168, 2249681472, 2350544384, 2355135291, 2390286564, 2497453408, 2644362432, 2683830528, 2791271456, 2809635084, 2832932224, 2965725922, 2999575296, 3140180388, 3187048752, 3525816576, 3746180112, 3966543648, 4025745792, 4186907184, 4214452626, 4249398336, 4448588883, 4499362944, 4710270582, 4780573128, 4994906816, 5288724864, 5367661056, 5582542912, 5619270168, 5665864448, 5931451844, 5999150592, 6280360776, 6374097504, 7051633152, 7492360224, 7933087296, 8051491584, 8373814368, 8428905252, 8498796672, 8897177766, 8998725888, 9420541164, 9561146256, 9989813632, 10577449728, 11165085824, 11238540336, 11331728896, 11862903688, 12560721552, 12748195008, 13345766649, 14984720448, 15866174592, 16102983168, 16747628736, 16857810504, 16997593344, 17794355532, 17997451776, 18841082328, 19122292512, 19979627264, 21154899456, 22330171648, 22477080672, 23725807376, 25121443104, 25496390016, 26691533298, 29969440896, 31732349184, 33495257472, 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約数ペア:

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