20181853120

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{347}}^1$

素因数の和:460

約数の個数: 448

約数和(自身を含む): 59874619392

約数和(自身を除く): 39692766272

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 31, 32, 40, 41, 44, 52, 55, 62, 64, 65, 80, 82, 88, 104, 110, 124, 130, 143, 155, 160, 164, 176, 205, 208, 220, 248, 260, 286, 310, 320, 328, 341, 347, 352, 403, 410, 416, 440, 451, 496, 520, 533, 572, 620, 656, 682, 694, 704, 715, 806, 820, 832, 880, 902, 992, 1040, 1066, 1144, 1240, 1271, 1312, 1364, 1388, 1430, 1612, 1640, 1705, 1735, 1760, 1804, 1984, 2015, 2080, 2132, 2255, 2288, 2480, 2542, 2624, 2665, 2728, 2776, 2860, 3224, 3280, 3410, 3470, 3520, 3608, 3817, 4030, 4160, 4264, 4433, 4510, 4511, 4576, 4960, 5084, 5330, 5456, 5552, 5720, 5863, 6355, 6448, 6560, 6820, 6940, 7216, 7634, 8060, 8528, 8866, 9020, 9022, 9152, 9920, 10168, 10660, 10757, 10912, 11104, 11440, 11726, 12710, 12896, 13120, 13640, 13880, 13981, 14227, 14432, 15268, 16120, 16523, 17056, 17732, 18040, 18044, 19085, 20336, 21320, 21514, 21824, 22165, 22208, 22555, 22880, 23452, 25420, 25792, 27280, 27760, 27962, 28454, 28864, 29315, 30536, 32240, 33046, 34112, 35464, 36080, 36088, 38170, 40672, 42640, 43028, 44330, 45110, 45760, 46904, 49621, 50840, 53785, 54560, 55520, 55924, 56908, 58630, 61072, 64480, 66092, 69905, 70928, 71135, 72160, 72176, 76340, 81344, 82615, 85280, 86056, 88660, 90220, 93808, 99242, 101680, 107570, 109120, 111040, 111848, 113816, 117260, 118327, 122144, 128960, 132184, 139810, 139841, 141856, 142270, 144320, 144352, 152680, 156497, 165230, 170560, 172112, 177320, 180440, 181753, 184951, 187616, 198484, 203360, 215140, 223696, 227632, 234520, 236654, 244288, 248105, 264368, 279620, 279682, 283712, 284540, 288704, 305360, 312994, 330460, 344224, 354640, 360880, 363506, 369902, 375232, 396968, 406720, 430280, 441037, 447392, 455264, 469040, 473308, 496210, 528736, 559240, 559364, 569080, 591635, 610720, 625988, 660920, 688448, 699205, 709280, 721760, 727012, 739804, 782485, 793936, 860560, 882074, 894784, 908765, 910528, 924755, 938080, 946616, 992420, 1057472, 1118480, 1118728, 1138160, 1183270, 1221440, 1251976, 1321840, 1398410, 1418560, 1443520, 1454024, 1479608, 1538251, 1564970, 1587872, 1721120, 1764148, 1817530, 1849510, 1876160, 1893232, 1984840, 2034461, 2205185, 2236960, 2237456, 2276320, 2366540, 2503952, 2643680, 2796820, 2908048, 2959216, 3076502, 3129940, 3175744, 3442240, 3528296, 3635060, 3699020, 3786464, 3969680, 4068922, 4410370, 4473920, 4474912, 4552640, 4733080, 4851407, 5007904, 5287360, 5593640, 5733481, 5816096, 5918432, 6153004, 6259880, 7056592, 7270120, 7398040, 7572928, 7691255, 7939360, 8137844, 8820740, 8949824, 9466160, 9702814, 10015808, 10172305, 11187280, 11466962, 11632192, 11836864, 12306008, 12519760, 14113184, 14540240, 14796080, 15382510, 15878720, 16275688, 17641480, 18932320, 19405628, 20344610, 22374560, 22933924, 24257035, 24612016, 25039520, 28226368, 28667405, 29080480, 29592160, 30765020, 32551376, 35282960, 37864640, 38811256, 40689220, 44749120, 45867848, 48514070, 49224032, 50079040, 57334810, 58160960, 59184320, 61530040, 63068291, 65102752, 70565920, 77622512, 81378440, 91735696, 97028140, 98448064, 114669620, 123060080, 126136582, 130205504, 141131840, 155245024, 162756880, 183471392, 194056280, 229339240, 246120160, 252273164, 310490048, 315341455, 325513760, 366942784, 388112560, 458678480, 492240320, 504546328, 630682910, 651027520, 776225120, 917356960, 1009092656, 1261365820, 1552450240, 1834713920, 2018185312, 2522731640, 4036370624, 5045463280, 10090926560, 20181853120]

約数ペア:

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