20771455320

素因数分解:

$2^3\times 3^6\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{29}}^2$

素因数の和:116

約数の個数: 1008

約数和(自身を含む): 91163807280

約数和(自身を除く): 70392351960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 27, 28, 29, 30, 33, 35, 36, 40, 42, 44, 45, 54, 55, 56, 58, 60, 63, 66, 70, 72, 77, 81, 84, 87, 88, 90, 99, 105, 108, 110, 116, 120, 121, 126, 132, 135, 140, 145, 154, 162, 165, 168, 174, 180, 189, 198, 203, 210, 216, 220, 231, 232, 242, 243, 252, 261, 264, 270, 280, 290, 297, 308, 315, 319, 324, 330, 348, 360, 363, 378, 385, 396, 405, 406, 420, 435, 440, 462, 484, 486, 495, 504, 522, 540, 567, 580, 594, 605, 609, 616, 630, 638, 648, 660, 693, 696, 726, 729, 756, 770, 783, 792, 810, 812, 840, 841, 847, 870, 891, 924, 945, 957, 968, 972, 990, 1015, 1044, 1080, 1089, 1134, 1155, 1160, 1188, 1210, 1215, 1218, 1260, 1276, 1305, 1320, 1386, 1452, 1458, 1485, 1512, 1540, 1566, 1595, 1620, 1624, 1682, 1694, 1701, 1740, 1782, 1815, 1827, 1848, 1890, 1914, 1944, 1980, 2030, 2079, 2088, 2178, 2233, 2268, 2310, 2349, 2376, 2420, 2430, 2436, 2520, 2523, 2541, 2552, 2610, 2673, 2772, 2835, 2871, 2904, 2916, 2970, 3045, 3080, 3132, 3190, 3240, 3267, 3364, 3388, 3402, 3465, 3480, 3509, 3564, 3630, 3645, 3654, 3780, 3828, 3915, 3960, 4060, 4158, 4205, 4235, 4356, 4455, 4466, 4536, 4620, 4698, 4785, 4840, 4860, 4872, 5046, 5082, 5103, 5220, 5346, 5445, 5481, 5544, 5670, 5742, 5832, 5887, 5940, 6090, 6237, 6264, 6380, 6534, 6699, 6728, 6776, 6804, 6930, 7018, 7047, 7128, 7260, 7290, 7308, 7560, 7569, 7623, 7656, 7830, 8019, 8120, 8316, 8410, 8470, 8505, 8613, 8712, 8910, 8932, 9135, 9240, 9251, 9396, 9570, 9720, 9801, 10092, 10164, 10206, 10395, 10440, 10527, 10692, 10890, 10962, 11165, 11340, 11484, 11745, 11774, 11880, 12180, 12474, 12615, 12705, 12760, 13068, 13365, 13398, 13608, 13860, 14036, 14094, 14355, 14520, 14580, 14616, 15138, 15246, 15660, 16038, 16335, 16443, 16632, 16820, 16940, 17010, 17226, 17545, 17661, 17820, 17864, 18270, 18502, 18711, 18792, 19140, 19602, 20097, 20184, 20328, 20412, 20790, 21054, 21141, 21384, 21780, 21924, 22330, 22680, 22707, 22869, 22968, 23490, 23548, 24360, 24563, 24948, 25230, 25410, 25515, 25839, 26136, 26730, 26796, 27405, 27720, 27753, 28072, 28188, 28710, 29160, 29403, 29435, 30276, 30492, 31185, 31320, 31581, 32076, 32670, 32886, 33495, 33640, 33880, 34020, 34452, 35090, 35235, 35322, 35640, 36540, 37004, 37422, 37845, 38115, 38280, 39204, 40095, 40194, 40824, 41580, 42108, 42282, 43065, 43560, 43848, 44660, 45414, 45738, 46255, 46980, 47096, 49005, 49126, 49329, 49896, 50460, 50820, 51030, 51678, 52635, 52983, 53460, 53592, 54810, 55506, 56133, 56376, 57420, 58806, 58870, 60291, 60552, 60984, 62370, 63162, 64152, 64757, 65340, 65772, 66990, 68040, 68121, 68607, 68904, 70180, 70470, 70644, 73080, 73689, 74008, 74844, 75690, 76230, 77517, 78408, 80190, 80388, 82215, 83160, 83259, 84216, 84564, 86130, 88209, 88305, 89320, 90828, 91476, 92510, 93555, 93960, 94743, 98010, 98252, 98658, 100485, 100920, 101640, 101761, 102060, 103356, 105270, 105705, 105966, 106920, 109620, 111012, 112266, 113535, 114345, 114840, 117612, 117740, 120582, 122815, 124740, 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542619, 544968, 548856, 555060, 561330, 568458, 582813, 588060, 589512, 591948, 602910, 610566, 613089, 617463, 620136, 631620, 635796, 647570, 657720, 663201, 666072, 681210, 686070, 705672, 706440, 712327, 723492, 736890, 739935, 748440, 749331, 757944, 775170, 777084, 794745, 803880, 814088, 817452, 823284, 832590, 845640, 852687, 882090, 884268, 904365, 908280, 914760, 915849, 930204, 947430, 953694, 971355, 982520, 986580, 999108, 1017610, 1021815, 1029105, 1033560, 1059660, 1085238, 1105335, 1110120, 1122660, 1136916, 1162755, 1165626, 1176120, 1183896, 1205820, 1221132, 1226178, 1234926, 1248885, 1263240, 1271592, 1295140, 1326402, 1362420, 1372140, 1421145, 1424654, 1430541, 1446984, 1473780, 1479870, 1498662, 1526415, 1550340, 1554168, 1589490, 1627857, 1634904, 1646568, 1665180, 1705374, 1748439, 1764180, 1768536, 1808730, 1831698, 1860408, 1894860, 1907388, 1942710, 1973160, 1989603, 1998216, 2035220, 2043630, 2058210, 2119320, 2136981, 2170476, 2210670, 2245320, 2247993, 2273832, 2325510, 2331252, 2384235, 2411640, 2442264, 2452356, 2469852, 2497770, 2558061, 2590280, 2652804, 2713095, 2724840, 2744280, 2747547, 2842290, 2849308, 2861082, 2914065, 2947560, 2959740, 2997324, 3052830, 3065445, 3087315, 3100680, 3178980, 3255714, 3316005, 3330360, 3410748, 3496878, 3528360, 3561635, 3617460, 3663396, 3746655, 3789720, 3814776, 3885420, 3979206, 4070440, 4087260, 4116420, 4263435, 4273962, 4291623, 4340952, 4421340, 4495986, 4579245, 4651020, 4662504, 4768470, 4904712, 4939704, 4995540, 5116122, 5245317, 5305608, 5426190, 5495094, 5684580, 5698616, 5722164, 5828130, 5919480, 5968809, 5994648, 6105660, 6130890, 6174630, 6357960, 6410943, 6511428, 6632010, 6743979, 6821496, 6993756, 7123270, 7152705, 7234920, 7326792, 7493310, 7770840, 7958412, 8139285, 8174520, 8232840, 8242641, 8526870, 8547924, 8583246, 8742195, 8842680, 8991972, 9158490, 9302040, 9536940, 9948015, 9991080, 10232244, 10490634, 10684905, 10852380, 10990188, 11239965, 11369160, 11444328, 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約数ペア:

[(1, 20771455320), (2, 10385727660), (3, 6923818440), (4, 5192863830), (5, 4154291064), (6, 3461909220), (7, 2967350760), (8, 2596431915), (9, 2307939480), (10, 2077145532), (11, 1888314120), (12, 1730954610), (14, 1483675380), (15, 1384763688), (18, 1153969740), (20, 1038572766), (21, 989116920), (22, 944157060), (24, 865477305), (27, 769313160), (28, 741837690), (29, 716257080), (30, 692381844), (33, 629438040), (35, 593470152), (36, 576984870), (40, 519286383), (42, 494558460), (44, 472078530), (45, 461587896), (54, 384656580), (55, 377662824), (56, 370918845), (58, 358128540), (60, 346190922), (63, 329705640), (66, 314719020), (70, 296735076), (72, 288492435), (77, 269759160), (81, 256437720), (84, 247279230), (87, 238752360), (88, 236039265), (90, 230793948), (99, 209812680), (105, 197823384), (108, 192328290), (110, 188831412), (116, 179064270), (120, 173095461), (121, 171664920), (126, 164852820), (132, 157359510), (135, 153862632), (140, 148367538), (145, 143251416), (154, 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232551), (90828, 228690), (91476, 227070), (92510, 224532), (93555, 222024), (93960, 221067), (94743, 219240), (98010, 211932), (98252, 211410), (98658, 210540), (100485, 206712), (100920, 205821), (101640, 204363), (101761, 204120), (102060, 203522), (103356, 200970), (105270, 197316), (105705, 196504), (105966, 196020), (106920, 194271), (109620, 189486), (111012, 187110), (112266, 185020), (113535, 182952), (114345, 181656), (114840, 180873), (117612, 176610), (117740, 176418), (120582, 172260), (122815, 169128), (124740, 166518), (126324, 164430), (129195, 160776), (129514, 160380), (130680, 158949), (131544, 157905), (133980, 155034), (136242, 152460), (137214, 151380), (138765, 149688), (140360, 147987), (140940, 147378), (141288, 147015)]