20900125440

素因数分解:

$2^8\times 3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{4289}}^1$

素因数の和:4369

約数の個数: 360

約数和(自身を含む): 76393437120

約数和(自身を除く): 55493311680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 47, 48, 54, 60, 64, 72, 80, 81, 90, 94, 96, 108, 120, 128, 135, 141, 144, 160, 162, 180, 188, 192, 216, 235, 240, 256, 270, 282, 288, 320, 324, 360, 376, 384, 405, 423, 432, 470, 480, 540, 564, 576, 640, 648, 705, 720, 752, 768, 810, 846, 864, 940, 960, 1080, 1128, 1152, 1269, 1280, 1296, 1410, 1440, 1504, 1620, 1692, 1728, 1880, 1920, 2115, 2160, 2256, 2304, 2538, 2592, 2820, 2880, 3008, 3240, 3384, 3456, 3760, 3807, 3840, 4230, 4289, 4320, 4512, 5076, 5184, 5640, 5760, 6016, 6345, 6480, 6768, 6912, 7520, 7614, 8460, 8578, 8640, 9024, 10152, 10368, 11280, 11520, 12032, 12690, 12867, 12960, 13536, 15040, 15228, 16920, 17156, 17280, 18048, 19035, 20304, 20736, 21445, 22560, 25380, 25734, 25920, 27072, 30080, 30456, 33840, 34312, 34560, 36096, 38070, 38601, 40608, 42890, 45120, 50760, 51468, 51840, 54144, 60160, 60912, 64335, 67680, 68624, 76140, 77202, 81216, 85780, 90240, 101520, 102936, 103680, 108288, 115803, 121824, 128670, 135360, 137248, 152280, 154404, 162432, 171560, 180480, 193005, 201583, 203040, 205872, 231606, 243648, 257340, 270720, 274496, 304560, 308808, 324864, 343120, 347409, 386010, 403166, 406080, 411744, 463212, 487296, 514680, 541440, 548992, 579015, 604749, 609120, 617616, 686240, 694818, 772020, 806332, 812160, 823488, 926424, 974592, 1007915, 1029360, 1097984, 1158030, 1209498, 1218240, 1235232, 1372480, 1389636, 1544040, 1612664, 1624320, 1646976, 1737045, 1814247, 1852848, 2015830, 2058720, 2316060, 2418996, 2436480, 2470464, 2744960, 2779272, 3023745, 3088080, 3225328, 3293952, 3474090, 3628494, 3705696, 4031660, 4117440, 4632120, 4837992, 4872960, 4940928, 5442741, 5489920, 5558544, 6047490, 6176160, 6450656, 6948180, 7256988, 7411392, 8063320, 8234880, 9071235, 9264240, 9675984, 9881856, 10885482, 11117088, 12094980, 12352320, 12901312, 13896360, 14513976, 14822784, 16126640, 16328223, 16469760, 18142470, 18528480, 19351968, 21770964, 22234176, 24189960, 24704640, 25802624, 27213705, 27792720, 29027952, 29645568, 32253280, 32656446, 36284940, 37056960, 38703936, 43541928, 44468352, 48379920, 49409280, 51605248, 54427410, 55585440, 58055904, 64506560, 65312892, 72569880, 74113920, 77407872, 81641115, 87083856, 88936704, 96759840, 108854820, 111170880, 116111808, 129013120, 130625784, 145139760, 148227840, 154815744, 163282230, 174167712, 193519680, 217709640, 222341760, 232223616, 258026240, 261251568, 290279520, 326564460, 348335424, 387039360, 435419280, 444683520, 464447232, 522503136, 580559040, 653128920, 696670848, 774078720, 870838560, 1045006272, 1161118080, 1306257840, 1393341696, 1741677120, 2090012544, 2322236160, 2612515680, 3483354240, 4180025088, 5225031360, 6966708480, 10450062720, 20900125440]

約数ペア:

[(1, 20900125440), (2, 10450062720), (3, 6966708480), (4, 5225031360), (5, 4180025088), (6, 3483354240), (8, 2612515680), (9, 2322236160), (10, 2090012544), (12, 1741677120), (15, 1393341696), (16, 1306257840), (18, 1161118080), (20, 1045006272), (24, 870838560), (27, 774078720), (30, 696670848), (32, 653128920), (36, 580559040), (40, 522503136), (45, 464447232), (47, 444683520), (48, 435419280), (54, 387039360), (60, 348335424), (64, 326564460), (72, 290279520), (80, 261251568), (81, 258026240), (90, 232223616), (94, 222341760), (96, 217709640), (108, 193519680), (120, 174167712), (128, 163282230), (135, 154815744), (141, 148227840), (144, 145139760), (160, 130625784), (162, 129013120), (180, 116111808), (188, 111170880), (192, 108854820), (216, 96759840), (235, 88936704), (240, 87083856), (256, 81641115), (270, 77407872), (282, 74113920), (288, 72569880), (320, 65312892), (324, 64506560), (360, 58055904), (376, 55585440), (384, 54427410), (405, 51605248), (423, 49409280), (432, 48379920), (470, 44468352), (480, 43541928), (540, 38703936), (564, 37056960), (576, 36284940), (640, 32656446), (648, 32253280), (705, 29645568), (720, 29027952), (752, 27792720), (768, 27213705), (810, 25802624), (846, 24704640), (864, 24189960), (940, 22234176), (960, 21770964), (1080, 19351968), (1128, 18528480), (1152, 18142470), (1269, 16469760), (1280, 16328223), (1296, 16126640), (1410, 14822784), (1440, 14513976), (1504, 13896360), (1620, 12901312), (1692, 12352320), (1728, 12094980), (1880, 11117088), (1920, 10885482), (2115, 9881856), (2160, 9675984), (2256, 9264240), (2304, 9071235), (2538, 8234880), (2592, 8063320), (2820, 7411392), (2880, 7256988), (3008, 6948180), (3240, 6450656), (3384, 6176160), (3456, 6047490), (3760, 5558544), (3807, 5489920), (3840, 5442741), (4230, 4940928), (4289, 4872960), (4320, 4837992), (4512, 4632120), (5076, 4117440), (5184, 4031660), (5640, 3705696), (5760, 3628494), (6016, 3474090), (6345, 3293952), (6480, 3225328), (6768, 3088080), (6912, 3023745), (7520, 2779272), (7614, 2744960), (8460, 2470464), (8578, 2436480), (8640, 2418996), (9024, 2316060), (10152, 2058720), (10368, 2015830), (11280, 1852848), (11520, 1814247), (12032, 1737045), (12690, 1646976), (12867, 1624320), (12960, 1612664), (13536, 1544040), (15040, 1389636), (15228, 1372480), (16920, 1235232), (17156, 1218240), (17280, 1209498), (18048, 1158030), (19035, 1097984), (20304, 1029360), (20736, 1007915), (21445, 974592), (22560, 926424), (25380, 823488), (25734, 812160), (25920, 806332), (27072, 772020), (30080, 694818), (30456, 686240), (33840, 617616), (34312, 609120), (34560, 604749), (36096, 579015), (38070, 548992), (38601, 541440), (40608, 514680), (42890, 487296), (45120, 463212), (50760, 411744), (51468, 406080), (51840, 403166), (54144, 386010), (60160, 347409), (60912, 343120), (64335, 324864), (67680, 308808), (68624, 304560), (76140, 274496), (77202, 270720), (81216, 257340), (85780, 243648), (90240, 231606), (101520, 205872), (102936, 203040), (103680, 201583), (108288, 193005), (115803, 180480), (121824, 171560), (128670, 162432), (135360, 154404), (137248, 152280)]