326704640

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7507}}^1$

素因数の和:7547

約数の個数: 80

約数和(自身を含む): 829513872

約数和(自身を除く): 502809232

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 512, 544, 640, 680, 1088, 1280, 1360, 2176, 2560, 2720, 4352, 5440, 7507, 8704, 10880, 15014, 21760, 30028, 37535, 43520, 60056, 75070, 120112, 127619, 150140, 240224, 255238, 300280, 480448, 510476, 600560, 638095, 960896, 1020952, 1201120, 1276190, 1921792, 2041904, 2402240, 2552380, 3843584, 4083808, 4804480, 5104760, 8167616, 9608960, 10209520, 16335232, 19217920, 20419040, 32670464, 40838080, 65340928, 81676160, 163352320, 326704640]

約数ペア:

[(1, 326704640), (2, 163352320), (4, 81676160), (5, 65340928), (8, 40838080), (10, 32670464), (16, 20419040), (17, 19217920), (20, 16335232), (32, 10209520), (34, 9608960), (40, 8167616), (64, 5104760), (68, 4804480), (80, 4083808), (85, 3843584), (128, 2552380), (136, 2402240), (160, 2041904), (170, 1921792), (256, 1276190), (272, 1201120), (320, 1020952), (340, 960896), (512, 638095), (544, 600560), (640, 510476), (680, 480448), (1088, 300280), (1280, 255238), (1360, 240224), (2176, 150140), (2560, 127619), (2720, 120112), (4352, 75070), (5440, 60056), (7507, 43520), (8704, 37535), (10880, 30028), (15014, 21760)]