684110080

素因数分解:

$2^8\times 5^1\times {\mathrm{197}}^1\times {\mathrm{2713}}^1$

素因数の和:2931

約数の個数: 72

約数和(自身を含む): 1647582552

約数和(自身を除く): 963472472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 197, 256, 320, 394, 640, 788, 985, 1280, 1576, 1970, 2713, 3152, 3940, 5426, 6304, 7880, 10852, 12608, 13565, 15760, 21704, 25216, 27130, 31520, 43408, 50432, 54260, 63040, 86816, 108520, 126080, 173632, 217040, 252160, 347264, 434080, 534461, 694528, 868160, 1068922, 1736320, 2137844, 2672305, 3472640, 4275688, 5344610, 8551376, 10689220, 17102752, 21378440, 34205504, 42756880, 68411008, 85513760, 136822016, 171027520, 342055040, 684110080]

約数ペア:

[(1, 684110080), (2, 342055040), (4, 171027520), (5, 136822016), (8, 85513760), (10, 68411008), (16, 42756880), (20, 34205504), (32, 21378440), (40, 17102752), (64, 10689220), (80, 8551376), (128, 5344610), (160, 4275688), (197, 3472640), (256, 2672305), (320, 2137844), (394, 1736320), (640, 1068922), (788, 868160), (985, 694528), (1280, 534461), (1576, 434080), (1970, 347264), (2713, 252160), (3152, 217040), (3940, 173632), (5426, 126080), (6304, 108520), (7880, 86816), (10852, 63040), (12608, 54260), (13565, 50432), (15760, 43408), (21704, 31520), (25216, 27130)]