20446394393880

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{26113}}^1$

素因数の和:26441

約数の個数: 1024

約数和(自身を含む): 86928784588800

約数和(自身を除く): 66482390194920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 27, 28, 30, 31, 35, 36, 39, 40, 42, 45, 52, 54, 56, 60, 62, 63, 65, 70, 72, 78, 84, 90, 91, 93, 104, 105, 108, 117, 120, 124, 126, 130, 135, 140, 155, 156, 168, 180, 182, 186, 189, 195, 210, 216, 217, 234, 248, 252, 257, 260, 270, 273, 279, 280, 310, 312, 315, 351, 360, 364, 372, 378, 390, 403, 420, 434, 455, 465, 468, 504, 514, 520, 540, 546, 558, 585, 620, 630, 651, 702, 728, 744, 756, 771, 780, 806, 819, 837, 840, 868, 910, 930, 936, 945, 1028, 1080, 1085, 1092, 1116, 1170, 1209, 1240, 1260, 1285, 1302, 1365, 1395, 1404, 1512, 1542, 1560, 1612, 1638, 1674, 1736, 1755, 1799, 1820, 1860, 1890, 1953, 2015, 2056, 2170, 2184, 2232, 2313, 2340, 2418, 2457, 2520, 2570, 2604, 2730, 2790, 2808, 2821, 3084, 3224, 3255, 3276, 3341, 3348, 3510, 3598, 3627, 3640, 3720, 3780, 3855, 3906, 4030, 4095, 4185, 4340, 4626, 4680, 4836, 4914, 5140, 5208, 5397, 5460, 5580, 5642, 5859, 6045, 6168, 6510, 6552, 6682, 6696, 6939, 7020, 7196, 7254, 7560, 7710, 7812, 7967, 8060, 8190, 8370, 8463, 8680, 8995, 9252, 9672, 9765, 9828, 10023, 10280, 10794, 10881, 10920, 11160, 11284, 11565, 11718, 12090, 12285, 13020, 13364, 13878, 14040, 14105, 14392, 14508, 15420, 15624, 15934, 16120, 16191, 16380, 16705, 16740, 16926, 17990, 18135, 18504, 19530, 19656, 20046, 21588, 21762, 22568, 23130, 23387, 23436, 23901, 24180, 24570, 25389, 26040, 26113, 26728, 26985, 27756, 28210, 29016, 29295, 30069, 30840, 31868, 32382, 32760, 33410, 33480, 33852, 34695, 35980, 36270, 39060, 39835, 40092, 42315, 43176, 43524, 46260, 46774, 46872, 47802, 48360, 48573, 49140, 50115, 50778, 52226, 53970, 54405, 55512, 55769, 56420, 58590, 60138, 63736, 64764, 66820, 67704, 69390, 70161, 71703, 71960, 72540, 76167, 78120, 78339, 79670, 80184, 80955, 84630, 87048, 90207, 92520, 93548, 95604, 97146, 98280, 100230, 101556, 103571, 104452, 107940, 108810, 111538, 112840, 116935, 117180, 119505, 120276, 126945, 129528, 130565, 133640, 138780, 140322, 143406, 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13049946, 13160952, 13422082, 13578760, 13982085, 14101020, 14257698, 14499940, 14571054, 15057630, 15276105, 16190060, 16451190, 16999563, 17399928, 18331326, 18642780, 19010264, 19428072, 19574919, 19741428, 20076840, 20133123, 20368140, 21047078, 21386547, 21749910, 21856581, 21934920, 22371336, 22666084, 23762830, 24285090, 24441768, 24676785, 25257960, 26099892, 26844164, 27964170, 28202040, 28332605, 28515396, 28999880, 29142108, 30115260, 30552210, 31570617, 32380120, 32624865, 32902380, 33555205, 33999126, 35644245, 36427635, 36662652, 37285560, 39149838, 39482856, 40266246, 40736280, 42094156, 42773094, 43499820, 43713162, 45332168, 45828315, 46977287, 47525660, 48570180, 49353570, 50998689, 52199784, 52617695, 53688328, 55928340, 56665210, 57030792, 58284216, 60230520, 60399369, 61104420, 63141234, 64159641, 65249730, 65804760, 67110410, 67998252, 71288490, 72855270, 73325304, 73664773, 78299676, 80532492, 84188312, 84997815, 85546188, 86999640, 87243533, 87426324, 91656630, 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611984268, 624126813, 631412340, 641596410, 662982957, 679982520, 697948264, 704659305, 724792428, 736647730, 757694808, 764980335, 782996760, 785191797, 805324920, 832169084, 845591166, 855461880, 872435330, 874263240, 883977276, 905990535, 939545740, 947118510, 1019973780, 1040211355, 1046922396, 1104971595, 1127454888, 1136542212, 1207987380, 1221409462, 1223968536, 1248253626, 1262824680, 1268386749, 1283192820, 1308652995, 1325965914, 1409318610, 1420677765, 1449584856, 1456295897, 1473295460, 1529960670, 1570383594, 1664338168, 1691182332, 1744870660, 1767954552, 1811981070, 1832114193, 1872380439, 1879091480, 1894237020, 1988948871, 2039947560, 2080422710, 2093844792, 2113977915, 2209943190, 2273084424, 2355575391, 2415974760, 2442818924, 2496507252, 2536773498, 2566385640, 2617305990, 2651931828, 2704549523, 2818637220, 2841355530, 2912591794, 2946590920, 3053523655, 3059921340, 3120634065, 3140767188, 3314914785, 3382364664, 3489741320, 3623962140, 3664228386, 3744760878, 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27481712895, 28085706585, 29125917940, 31407671880, 32454594276, 32978055474, 34951101528, 36642283860, 37447608780, 37863693322, 39319989219, 39778977420, 40568242845, 43688876910, 43970740632, 44937130536, 47111507820, 48681891414, 50735469960, 52426652292, 54090990460, 54963425790, 56171413170, 56795539983, 58251835880, 64909188552, 65533315365, 65956110948, 73022837121, 73284567720, 74895217560, 75727386644, 78639978438, 79557954840, 81136485690, 82445138685, 87377753820, 94223015640, 94659233305, 97363782828, 104853304584, 108181980920, 109926851580, 112342826340, 113591079966, 121704728535, 131066630730, 131912221896, 146045674242, 151454773288, 157279956876, 162272971380, 164890277370, 170386619949, 174755507640, 189318466610, 194727565656, 196599946095, 219853703160, 224685652680, 227182159932, 243409457070, 262133261460, 283977699915, 292091348484, 314559913752, 324545942760, 329780554740, 340773239898, 365114185605, 378636933220, 393199892190, 454364319864, 486818914140, 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約数ペア:

[(1, 20446394393880), (2, 10223197196940), (3, 6815464797960), (4, 5111598598470), (5, 4089278878776), (6, 3407732398980), (7, 2920913484840), (8, 2555799299235), (9, 2271821599320), (10, 2044639439388), (12, 1703866199490), (13, 1572799568760), (14, 1460456742420), (15, 1363092959592), (18, 1135910799660), (20, 1022319719694), (21, 973637828280), (24, 851933099745), (26, 786399784380), (27, 757273866440), (28, 730228371210), (30, 681546479796), (31, 659561109480), (35, 584182696968), (36, 567955399830), (39, 524266522920), (40, 511159859847), (42, 486818914140), (45, 454364319864), (52, 393199892190), (54, 378636933220), (56, 365114185605), (60, 340773239898), (62, 329780554740), (63, 324545942760), (65, 314559913752), (70, 292091348484), (72, 283977699915), (78, 262133261460), (84, 243409457070), (90, 227182159932), (91, 224685652680), (93, 219853703160), (104, 196599946095), (105, 194727565656), (108, 189318466610), (117, 174755507640), (120, 170386619949), (124, 164890277370), 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