20980385280

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{24611}}^1$

素因数の和:24677

約数の個数: 240

約数和(自身を含む): 74627817264

約数和(自身を除く): 53647431984

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 37, 40, 45, 48, 60, 64, 72, 74, 80, 90, 96, 111, 120, 128, 144, 148, 160, 180, 185, 192, 222, 240, 256, 288, 296, 320, 333, 360, 370, 384, 444, 480, 512, 555, 576, 592, 640, 666, 720, 740, 768, 888, 960, 1110, 1152, 1184, 1280, 1332, 1440, 1480, 1536, 1665, 1776, 1920, 2220, 2304, 2368, 2560, 2664, 2880, 2960, 3330, 3552, 3840, 4440, 4608, 4736, 5328, 5760, 5920, 6660, 7104, 7680, 8880, 9472, 10656, 11520, 11840, 13320, 14208, 17760, 18944, 21312, 23040, 23680, 24611, 26640, 28416, 35520, 42624, 47360, 49222, 53280, 56832, 71040, 73833, 85248, 94720, 98444, 106560, 123055, 142080, 147666, 170496, 196888, 213120, 221499, 246110, 284160, 295332, 369165, 393776, 426240, 442998, 492220, 590664, 738330, 787552, 852480, 885996, 910607, 984440, 1107495, 1181328, 1476660, 1575104, 1771992, 1821214, 1968880, 2214990, 2362656, 2731821, 2953320, 3150208, 3543984, 3642428, 3937760, 4429980, 4553035, 4725312, 5463642, 5906640, 6300416, 7087968, 7284856, 7875520, 8195463, 8859960, 9106070, 9450624, 10927284, 11813280, 12600832, 13659105, 14175936, 14569712, 15751040, 16390926, 17719920, 18212140, 18901248, 21854568, 23626560, 27318210, 28351872, 29139424, 31502080, 32781852, 35439840, 36424280, 37802496, 40977315, 43709136, 47253120, 54636420, 56703744, 58278848, 63004160, 65563704, 70879680, 72848560, 81954630, 87418272, 94506240, 109272840, 113407488, 116557696, 131127408, 141759360, 145697120, 163909260, 174836544, 189012480, 218545680, 233115392, 262254816, 283518720, 291394240, 327818520, 349673088, 437091360, 466230784, 524509632, 567037440, 582788480, 655637040, 699346176, 874182720, 1049019264, 1165576960, 1311274080, 1398692352, 1748365440, 2098038528, 2331153920, 2622548160, 3496730880, 4196077056, 5245096320, 6993461760, 10490192640, 20980385280]

約数ペア:

[(1, 20980385280), (2, 10490192640), (3, 6993461760), (4, 5245096320), (5, 4196077056), (6, 3496730880), (8, 2622548160), (9, 2331153920), (10, 2098038528), (12, 1748365440), (15, 1398692352), (16, 1311274080), (18, 1165576960), (20, 1049019264), (24, 874182720), (30, 699346176), (32, 655637040), (36, 582788480), (37, 567037440), (40, 524509632), (45, 466230784), (48, 437091360), (60, 349673088), (64, 327818520), (72, 291394240), (74, 283518720), (80, 262254816), (90, 233115392), (96, 218545680), (111, 189012480), (120, 174836544), (128, 163909260), (144, 145697120), (148, 141759360), (160, 131127408), (180, 116557696), (185, 113407488), (192, 109272840), (222, 94506240), (240, 87418272), (256, 81954630), (288, 72848560), (296, 70879680), (320, 65563704), (333, 63004160), (360, 58278848), (370, 56703744), (384, 54636420), (444, 47253120), (480, 43709136), (512, 40977315), (555, 37802496), (576, 36424280), (592, 35439840), (640, 32781852), (666, 31502080), (720, 29139424), (740, 28351872), (768, 27318210), (888, 23626560), (960, 21854568), (1110, 18901248), (1152, 18212140), (1184, 17719920), (1280, 16390926), (1332, 15751040), (1440, 14569712), (1480, 14175936), (1536, 13659105), (1665, 12600832), (1776, 11813280), (1920, 10927284), (2220, 9450624), (2304, 9106070), (2368, 8859960), (2560, 8195463), (2664, 7875520), (2880, 7284856), (2960, 7087968), (3330, 6300416), (3552, 5906640), (3840, 5463642), (4440, 4725312), (4608, 4553035), (4736, 4429980), (5328, 3937760), (5760, 3642428), (5920, 3543984), (6660, 3150208), (7104, 2953320), (7680, 2731821), (8880, 2362656), (9472, 2214990), (10656, 1968880), (11520, 1821214), (11840, 1771992), (13320, 1575104), (14208, 1476660), (17760, 1181328), (18944, 1107495), (21312, 984440), (23040, 910607), (23680, 885996), (24611, 852480), (26640, 787552), (28416, 738330), (35520, 590664), (42624, 492220), (47360, 442998), (49222, 426240), (53280, 393776), (56832, 369165), (71040, 295332), (73833, 284160), (85248, 246110), (94720, 221499), (98444, 213120), (106560, 196888), (123055, 170496), (142080, 147666)]