7257480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{307}}^1$

素因数の和:518

約数の個数: 64

約数和(自身を含む): 21954240

約数和(自身を除く): 14696760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 197, 307, 394, 591, 614, 788, 921, 985, 1182, 1228, 1535, 1576, 1842, 1970, 2364, 2456, 2955, 3070, 3684, 3940, 4605, 4728, 5910, 6140, 7368, 7880, 9210, 11820, 12280, 18420, 23640, 36840, 60479, 120958, 181437, 241916, 302395, 362874, 483832, 604790, 725748, 907185, 1209580, 1451496, 1814370, 2419160, 3628740, 7257480]

約数ペア:

[(1, 7257480), (2, 3628740), (3, 2419160), (4, 1814370), (5, 1451496), (6, 1209580), (8, 907185), (10, 725748), (12, 604790), (15, 483832), (20, 362874), (24, 302395), (30, 241916), (40, 181437), (60, 120958), (120, 60479), (197, 36840), (307, 23640), (394, 18420), (591, 12280), (614, 11820), (788, 9210), (921, 7880), (985, 7368), (1182, 6140), (1228, 5910), (1535, 4728), (1576, 4605), (1842, 3940), (1970, 3684), (2364, 3070), (2456, 2955)]