21095043840

素因数分解:

$2^8\times 3^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:136

約数の個数: 1008

約数和(自身を含む): 85574659968

約数和(自身を除く): 64479616128

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 37, 39, 40, 45, 47, 48, 52, 54, 60, 64, 65, 72, 74, 78, 80, 81, 90, 94, 96, 104, 108, 111, 117, 120, 128, 130, 135, 141, 144, 148, 156, 160, 162, 180, 185, 188, 192, 195, 208, 216, 222, 234, 235, 240, 243, 256, 260, 270, 282, 288, 296, 312, 320, 324, 333, 351, 360, 370, 376, 384, 390, 405, 416, 423, 432, 444, 468, 470, 480, 481, 486, 520, 540, 555, 564, 576, 585, 592, 611, 624, 640, 648, 666, 702, 705, 720, 729, 740, 752, 768, 780, 810, 832, 846, 864, 888, 936, 940, 960, 962, 972, 999, 1040, 1053, 1080, 1110, 1128, 1152, 1170, 1184, 1215, 1222, 1248, 1269, 1280, 1296, 1332, 1404, 1410, 1440, 1443, 1458, 1480, 1504, 1560, 1620, 1664, 1665, 1692, 1728, 1739, 1755, 1776, 1833, 1872, 1880, 1920, 1924, 1944, 1998, 2080, 2106, 2115, 2160, 2220, 2256, 2304, 2340, 2368, 2405, 2430, 2444, 2496, 2538, 2592, 2664, 2808, 2820, 2880, 2886, 2916, 2960, 2997, 3008, 3055, 3120, 3159, 3240, 3328, 3330, 3384, 3456, 3478, 3510, 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469248, 469530, 479520, 487296, 494910, 500832, 505440, 519480, 527904, 539460, 541440, 542568, 548208, 554112, 556480, 563436, 575424, 584415, 586560, 593892, 606528, 609120, 610389, 615680, 623376, 626040, 639360, 659880, 667776, 673920, 678210, 685260, 692640, 701298, 703872, 704295, 719280, 723424, 730944, 742365, 751248, 758160, 767232, 779220, 782080, 791856, 808704, 812160, 813852, 831168, 834720, 845154, 863136, 879840, 890838, 904280, 913680, 923520, 933120, 935064, 939060, 959040, 974592, 989820, 1001664, 1010880, 1017315, 1038960, 1055808, 1078920, 1085136, 1096416, 1108224, 1112960, 1126872, 1150848, 1168830, 1173120, 1187784, 1213056, 1218240, 1220778, 1246752, 1252080, 1267731, 1278720, 1319760, 1335552, 1347840, 1356420, 1370520, 1385280, 1402596, 1407744, 1408590, 1438560, 1446848, 1461888, 1484730, 1502496, 1516320, 1558440, 1583712, 1624320, 1627704, 1662336, 1669440, 1690308, 1726272, 1753245, 1759680, 1781676, 1808560, 1827360, 1831167, 1847040, 1870128, 1878120, 1918080, 1979640, 2003328, 2021760, 2034630, 2077920, 2111616, 2112885, 2157840, 2170272, 2192832, 2225920, 2227095, 2253744, 2301696, 2337660, 2346240, 2375568, 2426112, 2436480, 2441556, 2493504, 2504160, 2535462, 2639520, 2712840, 2741040, 2770560, 2805192, 2817180, 2877120, 2893696, 2923776, 2969460, 3004992, 3032640, 3051945, 3116880, 3167424, 3255408, 3324672, 3338880, 3380616, 3452544, 3506490, 3519360, 3563352, 3617120, 3654720, 3662334, 3740256, 3756240, 3836160, 3959280, 4006656, 4043520, 4069260, 4155840, 4223232, 4225770, 4315680, 4340544, 4385664, 4454190, 4507488, 4675320, 4751136, 4872960, 4883112, 4987008, 5008320, 5070924, 5279040, 5425680, 5482080, 5493501, 5541120, 5610384, 5634360, 5754240, 5787392, 5938920, 6009984, 6065280, 6103890, 6233760, 6334848, 6338655, 6510816, 6677760, 6761232, 6905088, 7012980, 7038720, 7126704, 7234240, 7309440, 7324668, 7480512, 7512480, 7918560, 8138520, 8311680, 8451540, 8631360, 8681088, 8771328, 8908380, 9014976, 9155835, 9350640, 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約数ペア:

[(1, 21095043840), (2, 10547521920), (3, 7031681280), (4, 5273760960), (5, 4219008768), (6, 3515840640), (8, 2636880480), (9, 2343893760), (10, 2109504384), (12, 1757920320), (13, 1622695680), (15, 1406336256), (16, 1318440240), (18, 1171946880), (20, 1054752192), (24, 878960160), (26, 811347840), (27, 781297920), (30, 703168128), (32, 659220120), (36, 585973440), (37, 570136320), (39, 540898560), (40, 527376096), (45, 468778752), (47, 448830720), (48, 439480080), (52, 405673920), (54, 390648960), (60, 351584064), (64, 329610060), (65, 324539136), (72, 292986720), (74, 285068160), (78, 270449280), (80, 263688048), (81, 260432640), (90, 234389376), (94, 224415360), (96, 219740040), (104, 202836960), (108, 195324480), (111, 190045440), (117, 180299520), (120, 175792032), (128, 164805030), (130, 162269568), (135, 156259584), (141, 149610240), (144, 146493360), (148, 142534080), (156, 135224640), (160, 131844024), (162, 130216320), (180, 117194688), (185, 114027264), (188, 112207680), 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