20198685780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^2\times {\mathrm{179}}^1$

素因数の和:380

約数の個数: 432

約数和(自身を含む): 76754321280

約数和(自身を除く): 56555635500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 83, 84, 90, 91, 105, 117, 126, 130, 140, 156, 166, 179, 180, 182, 195, 210, 234, 249, 252, 260, 273, 315, 332, 358, 364, 390, 415, 420, 455, 468, 498, 537, 546, 581, 585, 630, 716, 747, 780, 819, 830, 895, 910, 996, 1074, 1079, 1092, 1162, 1170, 1245, 1253, 1260, 1365, 1494, 1611, 1638, 1660, 1743, 1790, 1820, 2148, 2158, 2324, 2327, 2340, 2490, 2506, 2685, 2730, 2905, 2988, 3222, 3237, 3276, 3486, 3580, 3735, 3759, 4095, 4316, 4654, 4980, 5012, 5229, 5370, 5395, 5460, 5810, 6265, 6444, 6474, 6889, 6972, 6981, 7470, 7518, 7553, 8055, 8190, 8715, 9308, 9711, 10458, 10740, 10790, 11277, 11620, 11635, 12530, 12948, 13778, 13962, 14857, 14940, 15036, 15106, 16110, 16185, 16289, 16380, 17430, 18795, 19422, 20667, 20916, 20943, 21580, 22554, 22659, 23270, 25060, 26145, 27556, 27924, 29714, 30212, 32220, 32370, 32578, 34445, 34860, 34905, 37590, 37765, 38844, 41334, 41886, 44571, 45108, 45318, 46540, 48223, 48555, 48867, 52290, 56385, 59428, 62001, 64740, 65156, 67977, 68890, 69810, 74285, 75180, 75530, 81445, 82668, 83772, 89142, 89557, 90636, 96446, 97110, 97734, 103335, 103999, 104580, 104715, 112770, 113295, 124002, 133713, 135954, 137780, 139620, 144669, 146601, 148570, 151060, 162890, 178284, 179114, 192892, 193141, 194220, 195468, 206670, 207998, 209430, 222855, 225540, 226590, 241115, 244335, 248004, 267426, 268671, 271908, 289338, 293202, 297140, 310005, 311997, 325780, 339885, 358228, 386282, 413340, 415996, 418860, 434007, 445710, 447785, 453180, 482230, 488670, 519995, 534852, 537342, 578676, 579423, 586404, 620010, 623994, 626899, 668565, 679770, 723345, 733005, 772564, 806013, 868014, 891420, 895570, 935991, 964460, 965705, 977340, 1039990, 1074684, 1158846, 1233131, 1240020, 1247988, 1253798, 1337130, 1343355, 1351987, 1359540, 1446690, 1466010, 1559985, 1612026, 1736028, 1738269, 1791140, 1871982, 1880697, 1931410, 2079980, 2170035, 2317692, 2466262, 2507596, 2674260, 2686710, 2703974, 2893380, 2897115, 2932020, 3119970, 3134495, 3224052, 3476538, 3699393, 3743964, 3761394, 3862820, 4030065, 4055961, 4340070, 4679955, 4932524, 5373420, 5407948, 5642091, 5794230, 6165655, 6239940, 6268990, 6759935, 6953076, 7398786, 7522788, 8060130, 8111922, 8631917, 8680140, 8691345, 9359910, 9403485, 11098179, 11284182, 11588460, 12167883, 12331310, 12537980, 13519870, 14797572, 16030703, 16120260, 16223844, 17263834, 17382690, 18496965, 18719820, 18806970, 20279805, 22196358, 22568364, 24335766, 24662620, 25895751, 27039740, 28210455, 32061406, 34527668, 34765380, 36993930, 37613940, 40559610, 43159585, 44392716, 48092109, 48671532, 51791502, 55490895, 56420910, 60839415, 64122812, 73987860, 77687253, 80153515, 81119220, 86319170, 96184218, 103583004, 110981790, 112214921, 112841820, 121678830, 129478755, 144276327, 155374506, 160307030, 172638340, 192368436, 221963580, 224429842, 240460545, 243357660, 258957510, 288552654, 310749012, 320614060, 336644763, 388436265, 448859684, 480921090, 517915020, 561074605, 577105308, 673289526, 721381635, 776872530, 961842180, 1009934289, 1122149210, 1346579052, 1442763270, 1553745060, 1683223815, 2019868578, 2244298420, 2885526540, 3366447630, 4039737156, 5049671445, 6732895260, 10099342890, 20198685780]

約数ペア:

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