21390305040

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8191}}^1$

素因数の和:8260

約数の個数: 400

約数和(自身を含む): 82597380096

約数和(自身を除く): 61207075056

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 31, 36, 39, 40, 45, 48, 52, 54, 60, 62, 65, 72, 78, 80, 81, 90, 93, 104, 108, 117, 120, 124, 130, 135, 144, 155, 156, 162, 180, 186, 195, 208, 216, 234, 240, 248, 260, 270, 279, 310, 312, 324, 351, 360, 372, 390, 403, 405, 432, 465, 468, 496, 520, 540, 558, 585, 620, 624, 648, 702, 720, 744, 780, 806, 810, 837, 930, 936, 1040, 1053, 1080, 1116, 1170, 1209, 1240, 1296, 1395, 1404, 1488, 1560, 1612, 1620, 1674, 1755, 1860, 1872, 2015, 2106, 2160, 2232, 2340, 2418, 2480, 2511, 2790, 2808, 3120, 3224, 3240, 3348, 3510, 3627, 3720, 4030, 4185, 4212, 4464, 4680, 4836, 5022, 5265, 5580, 5616, 6045, 6448, 6480, 6696, 7020, 7254, 7440, 8060, 8191, 8370, 8424, 9360, 9672, 10044, 10530, 10881, 11160, 12090, 12555, 13392, 14040, 14508, 16120, 16382, 16740, 16848, 18135, 19344, 20088, 21060, 21762, 22320, 24180, 24573, 25110, 28080, 29016, 32240, 32643, 32764, 33480, 36270, 40176, 40955, 42120, 43524, 48360, 49146, 50220, 54405, 58032, 65286, 65528, 66960, 72540, 73719, 81910, 84240, 87048, 96720, 98292, 100440, 106483, 108810, 122865, 130572, 131056, 145080, 147438, 163215, 163820, 174096, 196584, 200880, 212966, 217620, 221157, 245730, 253921, 261144, 290160, 294876, 319449, 326430, 327640, 368595, 393168, 425932, 435240, 442314, 491460, 507842, 522288, 532415, 589752, 638898, 652860, 655280, 663471, 737190, 761763, 851864, 870480, 884628, 958347, 982920, 1015684, 1064830, 1105785, 1179504, 1269605, 1277796, 1305720, 1326942, 1474380, 1523526, 1597245, 1703728, 1769256, 1916694, 1965840, 2031368, 2129660, 2211570, 2285289, 2539210, 2555592, 2611440, 2653884, 2875041, 2948760, 3047052, 3194490, 3300973, 3317355, 3538512, 3808815, 3833388, 4062736, 4259320, 4423140, 4570578, 4791735, 5078420, 5111184, 5307768, 5750082, 5897520, 6094104, 6388980, 6601946, 6634710, 6855867, 7617630, 7666776, 8518640, 8625123, 8846280, 9141156, 9583470, 9902919, 10156840, 10615536, 11426445, 11500164, 12188208, 12777960, 13203892, 13269420, 13711734, 14375205, 15235260, 15333552, 16504865, 17250246, 17692560, 18282312, 19166940, 19805838, 20313680, 20567601, 22852890, 23000328, 25555920, 26407784, 26538840, 27423468, 28750410, 29708757, 30470520, 33009730, 34279335, 34500492, 36564624, 38333880, 39611676, 41135202, 43125615, 45705780, 46000656, 49514595, 52815568, 53077680, 54846936, 57500820, 59417514, 60941040, 66019460, 68558670, 69000984, 76667760, 79223352, 82270404, 86251230, 89126271, 91411560, 99029190, 102838005, 109693872, 115001640, 118835028, 132038920, 137117340, 138001968, 148543785, 158446704, 164540808, 172502460, 178252542, 182823120, 198058380, 205676010, 230003280, 237670056, 264077840, 267378813, 274234680, 297087570, 329081616, 345004920, 356505084, 396116760, 411352020, 445631355, 475340112, 534757626, 548469360, 594175140, 690009840, 713010168, 792233520, 822704040, 891262710, 1069515252, 1188350280, 1336894065, 1426020336, 1645408080, 1782525420, 2139030504, 2376700560, 2673788130, 3565050840, 4278061008, 5347576260, 7130101680, 10695152520, 21390305040]

約数ペア:

[(1, 21390305040), (2, 10695152520), (3, 7130101680), (4, 5347576260), (5, 4278061008), (6, 3565050840), (8, 2673788130), (9, 2376700560), (10, 2139030504), (12, 1782525420), (13, 1645408080), (15, 1426020336), (16, 1336894065), (18, 1188350280), (20, 1069515252), (24, 891262710), (26, 822704040), (27, 792233520), (30, 713010168), (31, 690009840), (36, 594175140), (39, 548469360), (40, 534757626), (45, 475340112), (48, 445631355), (52, 411352020), (54, 396116760), (60, 356505084), (62, 345004920), (65, 329081616), (72, 297087570), (78, 274234680), (80, 267378813), (81, 264077840), (90, 237670056), (93, 230003280), (104, 205676010), (108, 198058380), (117, 182823120), (120, 178252542), (124, 172502460), (130, 164540808), (135, 158446704), (144, 148543785), (155, 138001968), (156, 137117340), (162, 132038920), (180, 118835028), (186, 115001640), (195, 109693872), (208, 102838005), (216, 99029190), (234, 91411560), (240, 89126271), (248, 86251230), (260, 82270404), (270, 79223352), (279, 76667760), (310, 69000984), (312, 68558670), (324, 66019460), (351, 60941040), (360, 59417514), (372, 57500820), (390, 54846936), (403, 53077680), (405, 52815568), (432, 49514595), (465, 46000656), (468, 45705780), (496, 43125615), (520, 41135202), (540, 39611676), (558, 38333880), (585, 36564624), (620, 34500492), (624, 34279335), (648, 33009730), (702, 30470520), (720, 29708757), (744, 28750410), (780, 27423468), (806, 26538840), (810, 26407784), (837, 25555920), (930, 23000328), (936, 22852890), (1040, 20567601), (1053, 20313680), (1080, 19805838), (1116, 19166940), (1170, 18282312), (1209, 17692560), (1240, 17250246), (1296, 16504865), (1395, 15333552), (1404, 15235260), (1488, 14375205), (1560, 13711734), (1612, 13269420), (1620, 13203892), (1674, 12777960), (1755, 12188208), (1860, 11500164), (1872, 11426445), (2015, 10615536), (2106, 10156840), (2160, 9902919), (2232, 9583470), (2340, 9141156), (2418, 8846280), (2480, 8625123), (2511, 8518640), (2790, 7666776), (2808, 7617630), (3120, 6855867), (3224, 6634710), (3240, 6601946), (3348, 6388980), (3510, 6094104), (3627, 5897520), (3720, 5750082), (4030, 5307768), (4185, 5111184), (4212, 5078420), (4464, 4791735), (4680, 4570578), (4836, 4423140), (5022, 4259320), (5265, 4062736), (5580, 3833388), (5616, 3808815), (6045, 3538512), (6448, 3317355), (6480, 3300973), (6696, 3194490), (7020, 3047052), (7254, 2948760), (7440, 2875041), (8060, 2653884), (8191, 2611440), (8370, 2555592), (8424, 2539210), (9360, 2285289), (9672, 2211570), (10044, 2129660), (10530, 2031368), (10881, 1965840), (11160, 1916694), (12090, 1769256), (12555, 1703728), (13392, 1597245), (14040, 1523526), (14508, 1474380), (16120, 1326942), (16382, 1305720), (16740, 1277796), (16848, 1269605), (18135, 1179504), (19344, 1105785), (20088, 1064830), (21060, 1015684), (21762, 982920), (22320, 958347), (24180, 884628), (24573, 870480), (25110, 851864), (28080, 761763), (29016, 737190), (32240, 663471), (32643, 655280), (32764, 652860), (33480, 638898), (36270, 589752), (40176, 532415), (40955, 522288), (42120, 507842), (43524, 491460), (48360, 442314), (49146, 435240), (50220, 425932), (54405, 393168), (58032, 368595), (65286, 327640), (65528, 326430), (66960, 319449), (72540, 294876), (73719, 290160), (81910, 261144), (84240, 253921), (87048, 245730), (96720, 221157), (98292, 217620), (100440, 212966), (106483, 200880), (108810, 196584), (122865, 174096), (130572, 163820), (131056, 163215), (145080, 147438)]