21049234080

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{409}}^1$

素因数の和:521

約数の個数: 576

約数和(自身を含む): 82216270080

約数和(自身を除く): 61167036000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 32, 34, 35, 40, 42, 48, 51, 53, 56, 60, 68, 70, 80, 84, 85, 96, 102, 105, 106, 112, 119, 120, 136, 140, 159, 160, 168, 170, 204, 210, 212, 224, 238, 240, 255, 265, 272, 280, 289, 318, 336, 340, 357, 371, 408, 409, 420, 424, 476, 480, 510, 530, 544, 560, 578, 595, 636, 672, 680, 714, 742, 795, 816, 818, 840, 848, 867, 901, 952, 1020, 1060, 1113, 1120, 1156, 1190, 1227, 1272, 1360, 1428, 1445, 1484, 1590, 1632, 1636, 1680, 1696, 1734, 1785, 1802, 1855, 1904, 2023, 2040, 2045, 2120, 2226, 2312, 2380, 2454, 2544, 2703, 2720, 2856, 2863, 2890, 2968, 3180, 3272, 3360, 3468, 3570, 3604, 3710, 3808, 4046, 4080, 4090, 4240, 4335, 4452, 4505, 4624, 4760, 4908, 5088, 5406, 5565, 5712, 5726, 5780, 5936, 6069, 6135, 6307, 6360, 6544, 6936, 6953, 7140, 7208, 7420, 8092, 8160, 8180, 8480, 8589, 8670, 8904, 9010, 9248, 9520, 9816, 10115, 10812, 11130, 11424, 11452, 11560, 11872, 12138, 12270, 12614, 12720, 13088, 13515, 13872, 13906, 14280, 14315, 14416, 14840, 15317, 16184, 16360, 17178, 17340, 17808, 18020, 18921, 19040, 19632, 20230, 20859, 21624, 21677, 22260, 22904, 23120, 24276, 24540, 25228, 25440, 27030, 27744, 27812, 28560, 28630, 28832, 29680, 30345, 30634, 31535, 32368, 32720, 34356, 34680, 34765, 35616, 36040, 37842, 39264, 40460, 41718, 42945, 43248, 43354, 44520, 45808, 45951, 46240, 48552, 48671, 49080, 50456, 54060, 55624, 57120, 57260, 59360, 60690, 61268, 63070, 64736, 65031, 65440, 68712, 69360, 69530, 72080, 75684, 76585, 80920, 83436, 85890, 86496, 86708, 89040, 91616, 91902, 94605, 97104, 97342, 98160, 100912, 104295, 107219, 108120, 108385, 111248, 114520, 118201, 121380, 122536, 126140, 130062, 137424, 138720, 139060, 144160, 146013, 151368, 151739, 153170, 161840, 166872, 171780, 173416, 178080, 183804, 189210, 194208, 194684, 196320, 201824, 208590, 214438, 216240, 216770, 222496, 229040, 229755, 236402, 242760, 243355, 245072, 252280, 260124, 274848, 278120, 292026, 302736, 303478, 306340, 321657, 323680, 325155, 333744, 343560, 346832, 354603, 367608, 368509, 378420, 389368, 417180, 428876, 432480, 433540, 455217, 458080, 459510, 472804, 485520, 486710, 490144, 504560, 520248, 536095, 556240, 584052, 591005, 605472, 606956, 612680, 643314, 650310, 667488, 687120, 693664, 709206, 730065, 735216, 737018, 756840, 758695, 778736, 827407, 834360, 857752, 867080, 910434, 919020, 945608, 971040, 973420, 1009120, 1040496, 1072190, 1105527, 1112480, 1168104, 1182010, 1213912, 1225360, 1286628, 1300620, 1374240, 1418412, 1460130, 1470432, 1474036, 1513680, 1517390, 1557472, 1608285, 1654814, 1668720, 1715504, 1734160, 1773015, 1820868, 1838040, 1842545, 1891216, 1946840, 2080992, 2144380, 2211054, 2276085, 2336208, 2364020, 2427824, 2450720, 2482221, 2573256, 2579563, 2601240, 2836824, 2920260, 2948072, 3027360, 3034780, 3216570, 3309628, 3337440, 3431008, 3468320, 3546030, 3641736, 3676080, 3685090, 3782432, 3893680, 4137035, 4288760, 4422108, 4552170, 4672416, 4728040, 4855648, 4964442, 5146512, 5159126, 5202480, 5527635, 5673648, 5840520, 5896144, 6069560, 6264653, 6433140, 6619256, 7092060, 7283472, 7352160, 7370180, 7738689, 7787360, 8274070, 8577520, 8844216, 9104340, 9456080, 9928884, 10293024, 10318252, 10404960, 11055270, 11347296, 11681040, 11792288, 12139120, 12411105, 12529306, 12866280, 12897815, 13238512, 14184120, 14566944, 14740360, 15477378, 16548140, 17155040, 17688432, 18208680, 18793959, 18912160, 19857768, 20636504, 22110540, 23362080, 24278240, 24822210, 25058612, 25732560, 25795630, 26477024, 28368240, 29480720, 30954756, 31323265, 33096280, 35376864, 36417360, 37587918, 38693445, 39715536, 41273008, 43852571, 44221080, 49644420, 50117224, 51465120, 51591260, 56736480, 58961440, 61909512, 62646530, 66192560, 72834720, 75175836, 77386890, 79431072, 82546016, 87705142, 88442160, 93969795, 99288840, 100234448, 103182520, 123819024, 125293060, 131557713, 132385120, 150351672, 154773780, 175410284, 176884320, 187939590, 198577680, 200468896, 206365040, 219262855, 247638048, 250586120, 263115426, 300703344, 309547560, 350820568, 375879180, 397155360, 412730080, 438525710, 501172240, 526230852, 601406688, 619095120, 657788565, 701641136, 751758360, 877051420, 1002344480, 1052461704, 1238190240, 1315577130, 1403282272, 1503516720, 1754102840, 2104923408, 2631154260, 3007033440, 3508205680, 4209846816, 5262308520, 7016411360, 10524617040, 21049234080]

約数ペア:

[(1, 21049234080), (2, 10524617040), (3, 7016411360), (4, 5262308520), (5, 4209846816), (6, 3508205680), (7, 3007033440), (8, 2631154260), (10, 2104923408), (12, 1754102840), (14, 1503516720), (15, 1403282272), (16, 1315577130), (17, 1238190240), (20, 1052461704), (21, 1002344480), (24, 877051420), (28, 751758360), (30, 701641136), (32, 657788565), (34, 619095120), (35, 601406688), (40, 526230852), (42, 501172240), (48, 438525710), (51, 412730080), (53, 397155360), (56, 375879180), (60, 350820568), (68, 309547560), (70, 300703344), (80, 263115426), (84, 250586120), (85, 247638048), (96, 219262855), (102, 206365040), (105, 200468896), (106, 198577680), (112, 187939590), (119, 176884320), (120, 175410284), (136, 154773780), (140, 150351672), (159, 132385120), (160, 131557713), (168, 125293060), (170, 123819024), (204, 103182520), (210, 100234448), (212, 99288840), (224, 93969795), (238, 88442160), (240, 87705142), (255, 82546016), (265, 79431072), (272, 77386890), (280, 75175836), (289, 72834720), (318, 66192560), (336, 62646530), (340, 61909512), (357, 58961440), (371, 56736480), (408, 51591260), (409, 51465120), (420, 50117224), (424, 49644420), (476, 44221080), (480, 43852571), (510, 41273008), (530, 39715536), (544, 38693445), (560, 37587918), (578, 36417360), (595, 35376864), (636, 33096280), (672, 31323265), (680, 30954756), (714, 29480720), (742, 28368240), (795, 26477024), (816, 25795630), (818, 25732560), (840, 25058612), (848, 24822210), (867, 24278240), (901, 23362080), (952, 22110540), (1020, 20636504), (1060, 19857768), (1113, 18912160), (1120, 18793959), (1156, 18208680), (1190, 17688432), (1227, 17155040), (1272, 16548140), (1360, 15477378), (1428, 14740360), (1445, 14566944), (1484, 14184120), (1590, 13238512), (1632, 12897815), (1636, 12866280), (1680, 12529306), (1696, 12411105), (1734, 12139120), (1785, 11792288), (1802, 11681040), (1855, 11347296), (1904, 11055270), (2023, 10404960), (2040, 10318252), (2045, 10293024), (2120, 9928884), (2226, 9456080), (2312, 9104340), (2380, 8844216), (2454, 8577520), (2544, 8274070), (2703, 7787360), (2720, 7738689), (2856, 7370180), (2863, 7352160), (2890, 7283472), (2968, 7092060), (3180, 6619256), (3272, 6433140), (3360, 6264653), (3468, 6069560), (3570, 5896144), (3604, 5840520), (3710, 5673648), (3808, 5527635), (4046, 5202480), (4080, 5159126), (4090, 5146512), (4240, 4964442), (4335, 4855648), (4452, 4728040), (4505, 4672416), (4624, 4552170), (4760, 4422108), (4908, 4288760), (5088, 4137035), (5406, 3893680), (5565, 3782432), (5712, 3685090), (5726, 3676080), (5780, 3641736), (5936, 3546030), (6069, 3468320), (6135, 3431008), (6307, 3337440), (6360, 3309628), (6544, 3216570), (6936, 3034780), (6953, 3027360), (7140, 2948072), (7208, 2920260), (7420, 2836824), (8092, 2601240), (8160, 2579563), (8180, 2573256), (8480, 2482221), (8589, 2450720), (8670, 2427824), (8904, 2364020), (9010, 2336208), (9248, 2276085), (9520, 2211054), (9816, 2144380), (10115, 2080992), (10812, 1946840), (11130, 1891216), (11424, 1842545), (11452, 1838040), (11560, 1820868), (11872, 1773015), (12138, 1734160), (12270, 1715504), (12614, 1668720), (12720, 1654814), (13088, 1608285), (13515, 1557472), (13872, 1517390), (13906, 1513680), (14280, 1474036), (14315, 1470432), (14416, 1460130), (14840, 1418412), (15317, 1374240), (16184, 1300620), (16360, 1286628), (17178, 1225360), (17340, 1213912), (17808, 1182010), (18020, 1168104), (18921, 1112480), (19040, 1105527), (19632, 1072190), (20230, 1040496), (20859, 1009120), (21624, 973420), (21677, 971040), (22260, 945608), (22904, 919020), (23120, 910434), (24276, 867080), (24540, 857752), (25228, 834360), (25440, 827407), (27030, 778736), (27744, 758695), (27812, 756840), (28560, 737018), (28630, 735216), (28832, 730065), (29680, 709206), (30345, 693664), (30634, 687120), (31535, 667488), (32368, 650310), (32720, 643314), (34356, 612680), (34680, 606956), (34765, 605472), (35616, 591005), (36040, 584052), (37842, 556240), (39264, 536095), (40460, 520248), (41718, 504560), (42945, 490144), (43248, 486710), (43354, 485520), (44520, 472804), (45808, 459510), (45951, 458080), (46240, 455217), (48552, 433540), (48671, 432480), (49080, 428876), (50456, 417180), (54060, 389368), (55624, 378420), (57120, 368509), (57260, 367608), (59360, 354603), (60690, 346832), (61268, 343560), (63070, 333744), (64736, 325155), (65031, 323680), (65440, 321657), (68712, 306340), (69360, 303478), (69530, 302736), (72080, 292026), (75684, 278120), (76585, 274848), (80920, 260124), (83436, 252280), (85890, 245072), (86496, 243355), (86708, 242760), (89040, 236402), (91616, 229755), (91902, 229040), (94605, 222496), (97104, 216770), (97342, 216240), (98160, 214438), (100912, 208590), (104295, 201824), (107219, 196320), (108120, 194684), (108385, 194208), (111248, 189210), (114520, 183804), (118201, 178080), (121380, 173416), (122536, 171780), (126140, 166872), (130062, 161840), (137424, 153170), (138720, 151739), (139060, 151368), (144160, 146013)]