20947991040

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{8191}}^1$

素因数の和:8260

約数の個数: 320

約数和(自身を含む): 76429393920

約数和(自身を除く): 55481402880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 37, 40, 45, 48, 54, 60, 64, 72, 74, 80, 90, 96, 108, 111, 120, 128, 135, 144, 148, 160, 180, 185, 192, 216, 222, 240, 256, 270, 288, 296, 320, 333, 360, 370, 384, 432, 444, 480, 512, 540, 555, 576, 592, 640, 666, 720, 740, 768, 864, 888, 960, 999, 1080, 1110, 1152, 1184, 1280, 1332, 1440, 1480, 1536, 1665, 1728, 1776, 1920, 1998, 2160, 2220, 2304, 2368, 2560, 2664, 2880, 2960, 3330, 3456, 3552, 3840, 3996, 4320, 4440, 4608, 4736, 4995, 5328, 5760, 5920, 6660, 6912, 7104, 7680, 7992, 8191, 8640, 8880, 9472, 9990, 10656, 11520, 11840, 13320, 13824, 14208, 15984, 16382, 17280, 17760, 18944, 19980, 21312, 23040, 23680, 24573, 26640, 28416, 31968, 32764, 34560, 35520, 39960, 40955, 42624, 47360, 49146, 53280, 56832, 63936, 65528, 69120, 71040, 73719, 79920, 81910, 85248, 94720, 98292, 106560, 122865, 127872, 131056, 142080, 147438, 159840, 163820, 170496, 196584, 213120, 221157, 245730, 255744, 262112, 284160, 294876, 303067, 319680, 327640, 368595, 393168, 426240, 442314, 491460, 511488, 524224, 589752, 606134, 639360, 655280, 737190, 786336, 852480, 884628, 909201, 982920, 1048448, 1105785, 1179504, 1212268, 1278720, 1310560, 1474380, 1515335, 1572672, 1769256, 1818402, 1965840, 2096896, 2211570, 2359008, 2424536, 2557440, 2621120, 2727603, 2948760, 3030670, 3145344, 3538512, 3636804, 3931680, 4193792, 4423140, 4546005, 4718016, 4849072, 5242240, 5455206, 5897520, 6061340, 6290688, 7077024, 7273608, 7863360, 8182809, 8846280, 9092010, 9436032, 9698144, 10484480, 10910412, 11795040, 12122680, 12581376, 13638015, 14154048, 14547216, 15726720, 16365618, 17692560, 18184020, 18872064, 19396288, 20968960, 21820824, 23590080, 24245360, 27276030, 28308096, 29094432, 31453440, 32731236, 35385120, 36368040, 37744128, 38792576, 40914045, 43641648, 47180160, 48490720, 54552060, 56616192, 58188864, 62906880, 65462472, 70770240, 72736080, 77585152, 81828090, 87283296, 94360320, 96981440, 109104120, 113232384, 116377728, 130924944, 141540480, 145472160, 155170304, 163656180, 174566592, 188720640, 193962880, 218208240, 232755456, 261849888, 283080960, 290944320, 327312360, 349133184, 387925760, 436416480, 465510912, 523699776, 566161920, 581888640, 654624720, 698266368, 775851520, 872832960, 1047399552, 1163777280, 1309249440, 1396532736, 1745665920, 2094799104, 2327554560, 2618498880, 3491331840, 4189598208, 5236997760, 6982663680, 10473995520, 20947991040]

約数ペア:

[(1, 20947991040), (2, 10473995520), (3, 6982663680), (4, 5236997760), (5, 4189598208), (6, 3491331840), (8, 2618498880), (9, 2327554560), (10, 2094799104), (12, 1745665920), (15, 1396532736), (16, 1309249440), (18, 1163777280), (20, 1047399552), (24, 872832960), (27, 775851520), (30, 698266368), (32, 654624720), (36, 581888640), (37, 566161920), (40, 523699776), (45, 465510912), (48, 436416480), (54, 387925760), (60, 349133184), (64, 327312360), (72, 290944320), (74, 283080960), (80, 261849888), (90, 232755456), (96, 218208240), (108, 193962880), (111, 188720640), (120, 174566592), (128, 163656180), (135, 155170304), (144, 145472160), (148, 141540480), (160, 130924944), (180, 116377728), (185, 113232384), (192, 109104120), (216, 96981440), (222, 94360320), (240, 87283296), (256, 81828090), (270, 77585152), (288, 72736080), (296, 70770240), (320, 65462472), (333, 62906880), (360, 58188864), (370, 56616192), (384, 54552060), (432, 48490720), (444, 47180160), (480, 43641648), (512, 40914045), (540, 38792576), (555, 37744128), (576, 36368040), (592, 35385120), (640, 32731236), (666, 31453440), (720, 29094432), (740, 28308096), (768, 27276030), (864, 24245360), (888, 23590080), (960, 21820824), (999, 20968960), (1080, 19396288), (1110, 18872064), (1152, 18184020), (1184, 17692560), (1280, 16365618), (1332, 15726720), (1440, 14547216), (1480, 14154048), (1536, 13638015), (1665, 12581376), (1728, 12122680), (1776, 11795040), (1920, 10910412), (1998, 10484480), (2160, 9698144), (2220, 9436032), (2304, 9092010), (2368, 8846280), (2560, 8182809), (2664, 7863360), (2880, 7273608), (2960, 7077024), (3330, 6290688), (3456, 6061340), (3552, 5897520), (3840, 5455206), (3996, 5242240), (4320, 4849072), (4440, 4718016), (4608, 4546005), (4736, 4423140), (4995, 4193792), (5328, 3931680), (5760, 3636804), (5920, 3538512), (6660, 3145344), (6912, 3030670), (7104, 2948760), (7680, 2727603), (7992, 2621120), (8191, 2557440), (8640, 2424536), (8880, 2359008), (9472, 2211570), (9990, 2096896), (10656, 1965840), (11520, 1818402), (11840, 1769256), (13320, 1572672), (13824, 1515335), (14208, 1474380), (15984, 1310560), (16382, 1278720), (17280, 1212268), (17760, 1179504), (18944, 1105785), (19980, 1048448), (21312, 982920), (23040, 909201), (23680, 884628), (24573, 852480), (26640, 786336), (28416, 737190), (31968, 655280), (32764, 639360), (34560, 606134), (35520, 589752), (39960, 524224), (40955, 511488), (42624, 491460), (47360, 442314), (49146, 426240), (53280, 393168), (56832, 368595), (63936, 327640), (65528, 319680), (69120, 303067), (71040, 294876), (73719, 284160), (79920, 262112), (81910, 255744), (85248, 245730), (94720, 221157), (98292, 213120), (106560, 196584), (122865, 170496), (127872, 163820), (131056, 159840), (142080, 147438)]