20121399648

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:240

約数の個数: 768

約数和(自身を含む): 75246796800

約数和(自身を除く): 55125397152

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 27, 28, 31, 32, 34, 36, 42, 48, 51, 54, 56, 59, 62, 63, 68, 72, 84, 93, 96, 102, 107, 108, 112, 118, 119, 124, 126, 136, 144, 153, 168, 177, 186, 189, 204, 214, 216, 217, 224, 236, 238, 248, 252, 272, 279, 288, 306, 321, 336, 354, 357, 372, 378, 408, 413, 428, 432, 434, 459, 472, 476, 496, 504, 527, 531, 544, 558, 612, 642, 651, 672, 708, 714, 744, 749, 756, 816, 826, 837, 856, 864, 868, 918, 944, 952, 963, 992, 1003, 1008, 1054, 1062, 1071, 1116, 1224, 1239, 1284, 1302, 1416, 1428, 1488, 1498, 1512, 1581, 1593, 1632, 1652, 1674, 1712, 1736, 1819, 1829, 1836, 1888, 1904, 1926, 1953, 2006, 2016, 2108, 2124, 2142, 2232, 2247, 2448, 2478, 2568, 2604, 2832, 2856, 2889, 2976, 2996, 3009, 3024, 3162, 3186, 3213, 3304, 3317, 3348, 3424, 3472, 3638, 3658, 3672, 3689, 3717, 3808, 3852, 3906, 4012, 4216, 4248, 4284, 4464, 4494, 4743, 4896, 4956, 5136, 5208, 5457, 5487, 5664, 5712, 5778, 5859, 5992, 6018, 6048, 6313, 6324, 6372, 6426, 6608, 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3157784, 3181752, 3187296, 3326951, 3343536, 3358044, 3434272, 3482416, 3522654, 3552507, 3667104, 3687264, 3863556, 3917718, 4060008, 4109763, 4242336, 4477392, 4507482, 4696872, 4736676, 4772628, 5015304, 5151408, 5223624, 5283981, 5413344, 5454432, 5479684, 5500656, 5530896, 5795334, 5876577, 6009976, 6066144, 6090012, 6262496, 6315568, 6363504, 6653902, 6687072, 6716088, 6761223, 6964832, 7045308, 7105014, 7727112, 7835436, 8120016, 8219526, 8954784, 9014964, 9393744, 9473352, 9545256, 9980853, 10030608, 10302816, 10447248, 10567962, 10657521, 10959368, 11001312, 11061792, 11590668, 11753154, 12019952, 12180024, 12329289, 12631136, 12727008, 13307804, 13432176, 13522446, 14090616, 14210028, 15454224, 15670872, 16240032, 16439052, 18029928, 18787488, 18946704, 19090512, 19961706, 20061216, 20283669, 20894496, 21135924, 21315042, 21918736, 23181336, 23288657, 23506308, 24039904, 24360048, 24658578, 26615608, 26864352, 27044892, 28181232, 28420056, 29942559, 30908448, 31341744, 32878104, 36059856, 36987867, 37893408, 38181024, 39923412, 40567338, 42271848, 42630084, 43837472, 46362672, 46577314, 47012616, 48720096, 49317156, 53231216, 54089784, 56362464, 56840112, 59885118, 62683488, 65756208, 69865971, 72119712, 73975734, 79846824, 81134676, 84543696, 85260168, 89827677, 92725344, 93154628, 94025232, 98634312, 106462432, 108179568, 113680224, 119770236, 131512416, 139731942, 147951468, 159693648, 162269352, 169087392, 170520336, 179655354, 186309256, 188050464, 197268624, 209597913, 216359136, 239540472, 279463884, 295902936, 319387296, 324538704, 341040672, 359310708, 372618512, 394537248, 419195826, 479080944, 558927768, 591805872, 628793739, 649077408, 718621416, 745237024, 838391652, 958161888, 1117855536, 1183611744, 1257587478, 1437242832, 1676783304, 2235711072, 2515174956, 2874485664, 3353566608, 5030349912, 6707133216, 10060699824, 20121399648]

約数ペア:

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