445312000

素因数分解:

$2^{10}\times 5^3\times 7^2\times {\mathrm{71}}^1$

素因数の和:120

約数の個数: 264

約数和(自身を含む): 1310538528

約数和(自身を除く): 865226528

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 71, 80, 98, 100, 112, 125, 128, 140, 142, 160, 175, 196, 200, 224, 245, 250, 256, 280, 284, 320, 350, 355, 392, 400, 448, 490, 497, 500, 512, 560, 568, 640, 700, 710, 784, 800, 875, 896, 980, 994, 1000, 1024, 1120, 1136, 1225, 1280, 1400, 1420, 1568, 1600, 1750, 1775, 1792, 1960, 1988, 2000, 2240, 2272, 2450, 2485, 2560, 2800, 2840, 3136, 3200, 3479, 3500, 3550, 3584, 3920, 3976, 4000, 4480, 4544, 4900, 4970, 5120, 5600, 5680, 6125, 6272, 6400, 6958, 7000, 7100, 7168, 7840, 7952, 8000, 8875, 8960, 9088, 9800, 9940, 11200, 11360, 12250, 12425, 12544, 12800, 13916, 14000, 14200, 15680, 15904, 16000, 17395, 17750, 17920, 18176, 19600, 19880, 22400, 22720, 24500, 24850, 25088, 25600, 27832, 28000, 28400, 31360, 31808, 32000, 34790, 35500, 35840, 36352, 39200, 39760, 44800, 45440, 49000, 49700, 50176, 55664, 56000, 56800, 62125, 62720, 63616, 64000, 69580, 71000, 72704, 78400, 79520, 86975, 89600, 90880, 98000, 99400, 111328, 112000, 113600, 124250, 125440, 127232, 128000, 139160, 142000, 156800, 159040, 173950, 179200, 181760, 196000, 198800, 222656, 224000, 227200, 248500, 250880, 254464, 278320, 284000, 313600, 318080, 347900, 363520, 392000, 397600, 434875, 445312, 448000, 454400, 497000, 508928, 556640, 568000, 627200, 636160, 695800, 784000, 795200, 869750, 890624, 896000, 908800, 994000, 1113280, 1136000, 1254400, 1272320, 1391600, 1568000, 1590400, 1739500, 1781248, 1817600, 1988000, 2226560, 2272000, 2544640, 2783200, 3136000, 3180800, 3479000, 3562496, 3976000, 4453120, 4544000, 5566400, 6272000, 6361600, 6958000, 7952000, 8906240, 9088000, 11132800, 12723200, 13916000, 15904000, 17812480, 22265600, 27832000, 31808000, 44531200, 55664000, 63616000, 89062400, 111328000, 222656000, 445312000]

約数ペア:

[(1, 445312000), (2, 222656000), (4, 111328000), (5, 89062400), (7, 63616000), (8, 55664000), (10, 44531200), (14, 31808000), (16, 27832000), (20, 22265600), (25, 17812480), (28, 15904000), (32, 13916000), (35, 12723200), (40, 11132800), (49, 9088000), (50, 8906240), (56, 7952000), (64, 6958000), (70, 6361600), (71, 6272000), (80, 5566400), (98, 4544000), (100, 4453120), (112, 3976000), (125, 3562496), (128, 3479000), (140, 3180800), (142, 3136000), (160, 2783200), (175, 2544640), (196, 2272000), (200, 2226560), (224, 1988000), (245, 1817600), (250, 1781248), (256, 1739500), (280, 1590400), (284, 1568000), (320, 1391600), (350, 1272320), (355, 1254400), (392, 1136000), (400, 1113280), (448, 994000), (490, 908800), (497, 896000), (500, 890624), (512, 869750), (560, 795200), (568, 784000), (640, 695800), (700, 636160), (710, 627200), (784, 568000), (800, 556640), (875, 508928), (896, 497000), (980, 454400), (994, 448000), (1000, 445312), (1024, 434875), (1120, 397600), (1136, 392000), (1225, 363520), (1280, 347900), (1400, 318080), (1420, 313600), (1568, 284000), (1600, 278320), (1750, 254464), (1775, 250880), (1792, 248500), (1960, 227200), (1988, 224000), (2000, 222656), (2240, 198800), (2272, 196000), (2450, 181760), (2485, 179200), (2560, 173950), (2800, 159040), (2840, 156800), (3136, 142000), (3200, 139160), (3479, 128000), (3500, 127232), (3550, 125440), (3584, 124250), (3920, 113600), (3976, 112000), (4000, 111328), (4480, 99400), (4544, 98000), (4900, 90880), (4970, 89600), (5120, 86975), (5600, 79520), (5680, 78400), (6125, 72704), (6272, 71000), (6400, 69580), (6958, 64000), (7000, 63616), (7100, 62720), (7168, 62125), (7840, 56800), (7952, 56000), (8000, 55664), (8875, 50176), (8960, 49700), (9088, 49000), (9800, 45440), (9940, 44800), (11200, 39760), (11360, 39200), (12250, 36352), (12425, 35840), (12544, 35500), (12800, 34790), (13916, 32000), (14000, 31808), (14200, 31360), (15680, 28400), (15904, 28000), (16000, 27832), (17395, 25600), (17750, 25088), (17920, 24850), (18176, 24500), (19600, 22720), (19880, 22400)]