495488000

素因数分解:

$2^{10}\times 5^3\times 7^2\times {\mathrm{79}}^1$

素因数の和:128

約数の個数: 264

約数和(自身を含む): 1456153920

約数和(自身を除く): 960665920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 79, 80, 98, 100, 112, 125, 128, 140, 158, 160, 175, 196, 200, 224, 245, 250, 256, 280, 316, 320, 350, 392, 395, 400, 448, 490, 500, 512, 553, 560, 632, 640, 700, 784, 790, 800, 875, 896, 980, 1000, 1024, 1106, 1120, 1225, 1264, 1280, 1400, 1568, 1580, 1600, 1750, 1792, 1960, 1975, 2000, 2212, 2240, 2450, 2528, 2560, 2765, 2800, 3136, 3160, 3200, 3500, 3584, 3871, 3920, 3950, 4000, 4424, 4480, 4900, 5056, 5120, 5530, 5600, 6125, 6272, 6320, 6400, 7000, 7168, 7742, 7840, 7900, 8000, 8848, 8960, 9800, 9875, 10112, 11060, 11200, 12250, 12544, 12640, 12800, 13825, 14000, 15484, 15680, 15800, 16000, 17696, 17920, 19355, 19600, 19750, 20224, 22120, 22400, 24500, 25088, 25280, 25600, 27650, 28000, 30968, 31360, 31600, 32000, 35392, 35840, 38710, 39200, 39500, 40448, 44240, 44800, 49000, 50176, 50560, 55300, 56000, 61936, 62720, 63200, 64000, 69125, 70784, 77420, 78400, 79000, 80896, 88480, 89600, 96775, 98000, 101120, 110600, 112000, 123872, 125440, 126400, 128000, 138250, 141568, 154840, 156800, 158000, 176960, 179200, 193550, 196000, 202240, 221200, 224000, 247744, 250880, 252800, 276500, 283136, 309680, 313600, 316000, 353920, 387100, 392000, 404480, 442400, 448000, 483875, 495488, 505600, 553000, 566272, 619360, 627200, 632000, 707840, 774200, 784000, 884800, 896000, 967750, 990976, 1011200, 1106000, 1238720, 1254400, 1264000, 1415680, 1548400, 1568000, 1769600, 1935500, 1981952, 2022400, 2212000, 2477440, 2528000, 2831360, 3096800, 3136000, 3539200, 3871000, 3963904, 4424000, 4954880, 5056000, 6193600, 6272000, 7078400, 7742000, 8848000, 9909760, 10112000, 12387200, 14156800, 15484000, 17696000, 19819520, 24774400, 30968000, 35392000, 49548800, 61936000, 70784000, 99097600, 123872000, 247744000, 495488000]

約数ペア:

[(1, 495488000), (2, 247744000), (4, 123872000), (5, 99097600), (7, 70784000), (8, 61936000), (10, 49548800), (14, 35392000), (16, 30968000), (20, 24774400), (25, 19819520), (28, 17696000), (32, 15484000), (35, 14156800), (40, 12387200), (49, 10112000), (50, 9909760), (56, 8848000), (64, 7742000), (70, 7078400), (79, 6272000), (80, 6193600), (98, 5056000), (100, 4954880), (112, 4424000), (125, 3963904), (128, 3871000), (140, 3539200), (158, 3136000), (160, 3096800), (175, 2831360), (196, 2528000), (200, 2477440), (224, 2212000), (245, 2022400), (250, 1981952), (256, 1935500), (280, 1769600), (316, 1568000), (320, 1548400), (350, 1415680), (392, 1264000), (395, 1254400), (400, 1238720), (448, 1106000), (490, 1011200), (500, 990976), (512, 967750), (553, 896000), (560, 884800), (632, 784000), (640, 774200), (700, 707840), (784, 632000), (790, 627200), (800, 619360), (875, 566272), (896, 553000), (980, 505600), (1000, 495488), (1024, 483875), (1106, 448000), (1120, 442400), (1225, 404480), (1264, 392000), (1280, 387100), (1400, 353920), (1568, 316000), (1580, 313600), (1600, 309680), (1750, 283136), (1792, 276500), (1960, 252800), (1975, 250880), (2000, 247744), (2212, 224000), (2240, 221200), (2450, 202240), (2528, 196000), (2560, 193550), (2765, 179200), (2800, 176960), (3136, 158000), (3160, 156800), (3200, 154840), (3500, 141568), (3584, 138250), (3871, 128000), (3920, 126400), (3950, 125440), (4000, 123872), (4424, 112000), (4480, 110600), (4900, 101120), (5056, 98000), (5120, 96775), (5530, 89600), (5600, 88480), (6125, 80896), (6272, 79000), (6320, 78400), (6400, 77420), (7000, 70784), (7168, 69125), (7742, 64000), (7840, 63200), (7900, 62720), (8000, 61936), (8848, 56000), (8960, 55300), (9800, 50560), (9875, 50176), (10112, 49000), (11060, 44800), (11200, 44240), (12250, 40448), (12544, 39500), (12640, 39200), (12800, 38710), (13825, 35840), (14000, 35392), (15484, 32000), (15680, 31600), (15800, 31360), (16000, 30968), (17696, 28000), (17920, 27650), (19355, 25600), (19600, 25280), (19750, 25088), (20224, 24500), (22120, 22400)]