21963516120

素因数分解:

$2^3\times 3^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:172

約数の個数: 1024

約数和(自身を含む): 95219712000

約数和(自身を除く): 73256195880

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, 81, 84, 89, 90, 91, 93, 104, 105, 108, 117, 120, 124, 126, 130, 135, 140, 155, 156, 162, 168, 178, 180, 182, 186, 189, 195, 210, 216, 217, 234, 243, 248, 252, 260, 267, 270, 273, 279, 280, 310, 312, 315, 324, 351, 356, 360, 364, 372, 378, 390, 403, 405, 420, 434, 445, 455, 465, 468, 486, 504, 520, 534, 540, 546, 558, 567, 585, 620, 623, 630, 648, 651, 702, 712, 728, 729, 744, 756, 780, 801, 806, 810, 819, 837, 840, 868, 890, 910, 930, 936, 945, 972, 1053, 1068, 1080, 1085, 1092, 1116, 1134, 1157, 1170, 1209, 1215, 1240, 1246, 1260, 1302, 1335, 1365, 1395, 1404, 1458, 1512, 1560, 1602, 1612, 1620, 1638, 1674, 1701, 1736, 1755, 1780, 1820, 1860, 1869, 1890, 1944, 1953, 2015, 2106, 2136, 2170, 2184, 2187, 2232, 2268, 2314, 2340, 2403, 2418, 2430, 2457, 2492, 2511, 2520, 2604, 2670, 2730, 2759, 2790, 2808, 2821, 2835, 2916, 3115, 3159, 3204, 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468585, 474579, 485940, 489645, 496620, 502138, 504630, 507780, 519048, 521451, 527310, 530712, 538005, 542376, 562302, 568620, 579390, 583128, 587574, 595944, 605556, 609336, 612360, 624780, 632772, 645606, 648810, 652860, 656019, 663390, 670437, 672840, 677970, 685503, 695268, 703080, 717340, 728910, 744930, 749736, 753207, 756945, 761670, 772520, 778572, 783432, 790965, 796068, 843453, 860808, 865080, 869085, 874692, 881361, 884520, 893916, 903960, 908334, 914004, 937170, 949158, 968409, 971880, 973215, 979290, 993240, 995085, 1004276, 1009260, 1015560, 1042902, 1054620, 1076010, 1093365, 1117395, 1124604, 1137240, 1142505, 1158780, 1175148, 1211112, 1249560, 1255345, 1265544, 1291212, 1297620, 1305720, 1312038, 1326780, 1340874, 1355940, 1362501, 1371006, 1390536, 1405755, 1434680, 1457820, 1468935, 1489860, 1506414, 1513890, 1523340, 1557144, 1564353, 1581930, 1592136, 1614015, 1686906, 1738170, 1749384, 1762722, 1787832, 1816668, 1828008, 1874340, 1898316, 1936818, 1946430, 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9140040, 9386118, 9491580, 9684090, 9840285, 10042760, 10056555, 10121436, 10282545, 10429020, 10900008, 11246040, 11298105, 11620908, 11751480, 11808342, 12067866, 12339054, 12514824, 12651795, 12912120, 13120380, 13408740, 13557726, 13625010, 13710060, 14079177, 14526135, 15064140, 15643530, 15744456, 16090488, 16452072, 16869060, 17431362, 17627220, 17712513, 18076968, 18166680, 18772236, 18983160, 19368180, 19680570, 20113110, 20242872, 20336589, 20565090, 20858040, 22596210, 23241816, 23465295, 23616684, 24135732, 24678108, 25303590, 26147043, 26240760, 26817480, 27115452, 27250020, 27420120, 28158354, 29052270, 29520855, 30128280, 30169665, 30847635, 31287060, 33738120, 33894315, 34862724, 35254440, 35425026, 37544472, 38736360, 39361140, 40226220, 40673178, 41130180, 42237531, 43578405, 45192420, 46930590, 47233368, 48271464, 49356216, 50607180, 52294086, 54230904, 54500040, 56316708, 58104540, 59041710, 60339330, 61009767, 61695270, 62574120, 67788630, 69725448, 70395885, 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約数ペア:

[(1, 21963516120), (2, 10981758060), (3, 7321172040), (4, 5490879030), (5, 4392703224), (6, 3660586020), (7, 3137645160), (8, 2745439515), (9, 2440390680), (10, 2196351612), (12, 1830293010), (13, 1689501240), (14, 1568822580), (15, 1464234408), (18, 1220195340), (20, 1098175806), (21, 1045881720), (24, 915146505), (26, 844750620), (27, 813463560), (28, 784411290), (30, 732117204), (31, 708500520), (35, 627529032), (36, 610097670), (39, 563167080), (40, 549087903), (42, 522940860), (45, 488078136), (52, 422375310), (54, 406731780), (56, 392205645), (60, 366058602), (62, 354250260), (63, 348627240), (65, 337900248), (70, 313764516), (72, 305048835), (78, 281583540), (81, 271154520), (84, 261470430), (89, 246781080), (90, 244039068), (91, 241357320), (93, 236166840), (104, 211187655), (105, 209176344), (108, 203365890), (117, 187722360), (120, 183029301), (124, 177125130), (126, 174313620), (130, 168950124), (135, 162692712), (140, 156882258), (155, 141700104), (156, 140791770), (162, 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