21990341520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{8779}}^1$

素因数の和:8883

約数の個数: 360

約数和(自身を含む): 87128084160

約数和(自身を除く): 65137742640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 71, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 142, 144, 147, 168, 180, 196, 210, 213, 240, 245, 252, 280, 284, 294, 315, 336, 355, 360, 392, 420, 426, 441, 490, 497, 504, 560, 568, 588, 630, 639, 710, 720, 735, 784, 840, 852, 882, 980, 994, 1008, 1065, 1136, 1176, 1260, 1278, 1420, 1470, 1491, 1680, 1704, 1764, 1960, 1988, 2130, 2205, 2352, 2485, 2520, 2556, 2840, 2940, 2982, 3195, 3408, 3479, 3528, 3920, 3976, 4260, 4410, 4473, 4970, 5040, 5112, 5680, 5880, 5964, 6390, 6958, 7056, 7455, 7952, 8520, 8779, 8820, 8946, 9940, 10224, 10437, 11760, 11928, 12780, 13916, 14910, 17040, 17395, 17558, 17640, 17892, 19880, 20874, 22365, 23856, 25560, 26337, 27832, 29820, 31311, 34790, 35116, 35280, 35784, 39760, 41748, 43895, 44730, 51120, 52185, 52674, 55664, 59640, 61453, 62622, 69580, 70232, 71568, 79011, 83496, 87790, 89460, 104370, 105348, 119280, 122906, 125244, 131685, 139160, 140464, 156555, 158022, 166992, 175580, 178920, 184359, 208740, 210696, 245812, 250488, 263370, 278320, 307265, 313110, 316044, 351160, 357840, 368718, 395055, 417480, 421392, 430171, 491624, 500976, 526740, 553077, 614530, 623309, 626220, 632088, 702320, 737436, 790110, 834960, 860342, 921795, 983248, 1053480, 1106154, 1229060, 1246618, 1252440, 1264176, 1290513, 1474872, 1580220, 1720684, 1843590, 1869927, 2106960, 2150855, 2212308, 2458120, 2493236, 2504880, 2581026, 2765385, 2949744, 3116545, 3160440, 3441368, 3687180, 3739854, 3871539, 4301710, 4363163, 4424616, 4916240, 4986472, 5162052, 5530770, 5609781, 6233090, 6320880, 6452565, 6882736, 7374360, 7479708, 7743078, 8603420, 8726326, 8849232, 9349635, 9972944, 10324104, 11061540, 11219562, 12466180, 12905130, 13089489, 14748720, 14959416, 15486156, 17206840, 17452652, 18699270, 19357695, 20648208, 21815815, 22123080, 22439124, 24932360, 25810260, 26178978, 28048905, 29918832, 30542141, 30972312, 34413680, 34905304, 37398540, 38715390, 39268467, 43631630, 44246160, 44878248, 49864720, 51620520, 52357956, 56097810, 61084282, 61944624, 65447445, 69810608, 74797080, 77430780, 78536934, 87263260, 89756496, 91626423, 103241040, 104715912, 112195620, 122168564, 130894890, 149594160, 152710705, 154861560, 157073868, 174526520, 183252846, 196342335, 209431824, 224391240, 244337128, 261789780, 274879269, 305421410, 309723120, 314147736, 349053040, 366505692, 392684670, 448782480, 458132115, 488674256, 523579560, 549758538, 610842820, 628295472, 733011384, 785369340, 916264230, 1047159120, 1099517076, 1221685640, 1374396345, 1466022768, 1570738680, 1832528460, 2199034152, 2443371280, 2748792690, 3141477360, 3665056920, 4398068304, 5497585380, 7330113840, 10995170760, 21990341520]

約数ペア:

[(1, 21990341520), (2, 10995170760), (3, 7330113840), (4, 5497585380), (5, 4398068304), (6, 3665056920), (7, 3141477360), (8, 2748792690), (9, 2443371280), (10, 2199034152), (12, 1832528460), (14, 1570738680), (15, 1466022768), (16, 1374396345), (18, 1221685640), (20, 1099517076), (21, 1047159120), (24, 916264230), (28, 785369340), (30, 733011384), (35, 628295472), (36, 610842820), (40, 549758538), (42, 523579560), (45, 488674256), (48, 458132115), (49, 448782480), (56, 392684670), (60, 366505692), (63, 349053040), (70, 314147736), (71, 309723120), (72, 305421410), (80, 274879269), (84, 261789780), (90, 244337128), (98, 224391240), (105, 209431824), (112, 196342335), (120, 183252846), (126, 174526520), (140, 157073868), (142, 154861560), (144, 152710705), (147, 149594160), (168, 130894890), (180, 122168564), (196, 112195620), (210, 104715912), (213, 103241040), (240, 91626423), (245, 89756496), (252, 87263260), (280, 78536934), (284, 77430780), (294, 74797080), (315, 69810608), (336, 65447445), (355, 61944624), (360, 61084282), (392, 56097810), (420, 52357956), (426, 51620520), (441, 49864720), (490, 44878248), (497, 44246160), (504, 43631630), (560, 39268467), (568, 38715390), (588, 37398540), (630, 34905304), (639, 34413680), (710, 30972312), (720, 30542141), (735, 29918832), (784, 28048905), (840, 26178978), (852, 25810260), (882, 24932360), (980, 22439124), (994, 22123080), (1008, 21815815), (1065, 20648208), (1136, 19357695), (1176, 18699270), (1260, 17452652), (1278, 17206840), (1420, 15486156), (1470, 14959416), (1491, 14748720), (1680, 13089489), (1704, 12905130), (1764, 12466180), (1960, 11219562), (1988, 11061540), (2130, 10324104), (2205, 9972944), (2352, 9349635), (2485, 8849232), (2520, 8726326), (2556, 8603420), (2840, 7743078), (2940, 7479708), (2982, 7374360), (3195, 6882736), (3408, 6452565), (3479, 6320880), (3528, 6233090), (3920, 5609781), (3976, 5530770), (4260, 5162052), (4410, 4986472), (4473, 4916240), (4970, 4424616), (5040, 4363163), (5112, 4301710), (5680, 3871539), (5880, 3739854), (5964, 3687180), (6390, 3441368), (6958, 3160440), (7056, 3116545), (7455, 2949744), (7952, 2765385), (8520, 2581026), (8779, 2504880), (8820, 2493236), (8946, 2458120), (9940, 2212308), (10224, 2150855), (10437, 2106960), (11760, 1869927), (11928, 1843590), (12780, 1720684), (13916, 1580220), (14910, 1474872), (17040, 1290513), (17395, 1264176), (17558, 1252440), (17640, 1246618), (17892, 1229060), (19880, 1106154), (20874, 1053480), (22365, 983248), (23856, 921795), (25560, 860342), (26337, 834960), (27832, 790110), (29820, 737436), (31311, 702320), (34790, 632088), (35116, 626220), (35280, 623309), (35784, 614530), (39760, 553077), (41748, 526740), (43895, 500976), (44730, 491624), (51120, 430171), (52185, 421392), (52674, 417480), (55664, 395055), (59640, 368718), (61453, 357840), (62622, 351160), (69580, 316044), (70232, 313110), (71568, 307265), (79011, 278320), (83496, 263370), (87790, 250488), (89460, 245812), (104370, 210696), (105348, 208740), (119280, 184359), (122906, 178920), (125244, 175580), (131685, 166992), (139160, 158022), (140464, 156555)]