394734080

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{409}}^1$

素因数の和:474

約数の個数: 160

約数和(自身を含む): 1056963600

約数和(自身を除く): 662229520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 32, 40, 52, 58, 64, 65, 80, 104, 116, 128, 130, 145, 160, 208, 232, 256, 260, 290, 320, 377, 409, 416, 464, 512, 520, 580, 640, 754, 818, 832, 928, 1040, 1160, 1280, 1508, 1636, 1664, 1856, 1885, 2045, 2080, 2320, 2560, 3016, 3272, 3328, 3712, 3770, 4090, 4160, 4640, 5317, 6032, 6544, 6656, 7424, 7540, 8180, 8320, 9280, 10634, 11861, 12064, 13088, 14848, 15080, 16360, 16640, 18560, 21268, 23722, 24128, 26176, 26585, 30160, 32720, 33280, 37120, 42536, 47444, 48256, 52352, 53170, 59305, 60320, 65440, 74240, 85072, 94888, 96512, 104704, 106340, 118610, 120640, 130880, 154193, 170144, 189776, 193024, 209408, 212680, 237220, 241280, 261760, 308386, 340288, 379552, 425360, 474440, 482560, 523520, 616772, 680576, 759104, 770965, 850720, 948880, 965120, 1047040, 1233544, 1361152, 1518208, 1541930, 1701440, 1897760, 2467088, 2722304, 3036416, 3083860, 3402880, 3795520, 4934176, 6072832, 6167720, 6805760, 7591040, 9868352, 12335440, 13611520, 15182080, 19736704, 24670880, 30364160, 39473408, 49341760, 78946816, 98683520, 197367040, 394734080]

約数ペア:

[(1, 394734080), (2, 197367040), (4, 98683520), (5, 78946816), (8, 49341760), (10, 39473408), (13, 30364160), (16, 24670880), (20, 19736704), (26, 15182080), (29, 13611520), (32, 12335440), (40, 9868352), (52, 7591040), (58, 6805760), (64, 6167720), (65, 6072832), (80, 4934176), (104, 3795520), (116, 3402880), (128, 3083860), (130, 3036416), (145, 2722304), (160, 2467088), (208, 1897760), (232, 1701440), (256, 1541930), (260, 1518208), (290, 1361152), (320, 1233544), (377, 1047040), (409, 965120), (416, 948880), (464, 850720), (512, 770965), (520, 759104), (580, 680576), (640, 616772), (754, 523520), (818, 482560), (832, 474440), (928, 425360), (1040, 379552), (1160, 340288), (1280, 308386), (1508, 261760), (1636, 241280), (1664, 237220), (1856, 212680), (1885, 209408), (2045, 193024), (2080, 189776), (2320, 170144), (2560, 154193), (3016, 130880), (3272, 120640), (3328, 118610), (3712, 106340), (3770, 104704), (4090, 96512), (4160, 94888), (4640, 85072), (5317, 74240), (6032, 65440), (6544, 60320), (6656, 59305), (7424, 53170), (7540, 52352), (8180, 48256), (8320, 47444), (9280, 42536), (10634, 37120), (11861, 33280), (12064, 32720), (13088, 30160), (14848, 26585), (15080, 26176), (16360, 24128), (16640, 23722), (18560, 21268)]