749698840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{28879}}^1$

素因数の和:28960

約数の個数: 64

約数和(自身を含む): 1871424000

約数和(自身を除く): 1121725160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 59, 88, 110, 118, 220, 236, 295, 440, 472, 590, 649, 1180, 1298, 2360, 2596, 3245, 5192, 6490, 12980, 25960, 28879, 57758, 115516, 144395, 231032, 288790, 317669, 577580, 635338, 1155160, 1270676, 1588345, 1703861, 2541352, 3176690, 3407722, 6353380, 6815444, 8519305, 12706760, 13630888, 17038610, 18742471, 34077220, 37484942, 68154440, 74969884, 93712355, 149939768, 187424710, 374849420, 749698840]

約数ペア:

[(1, 749698840), (2, 374849420), (4, 187424710), (5, 149939768), (8, 93712355), (10, 74969884), (11, 68154440), (20, 37484942), (22, 34077220), (40, 18742471), (44, 17038610), (55, 13630888), (59, 12706760), (88, 8519305), (110, 6815444), (118, 6353380), (220, 3407722), (236, 3176690), (295, 2541352), (440, 1703861), (472, 1588345), (590, 1270676), (649, 1155160), (1180, 635338), (1298, 577580), (2360, 317669), (2596, 288790), (3245, 231032), (5192, 144395), (6490, 115516), (12980, 57758), (25960, 28879)]