213053720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{283}}^1$

素因数の和:393

約数の個数: 128

約数和(自身を含む): 552096000

約数和(自身を除く): 339042280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 59, 88, 110, 116, 118, 145, 220, 232, 236, 283, 290, 295, 319, 440, 472, 566, 580, 590, 638, 649, 1132, 1160, 1180, 1276, 1298, 1415, 1595, 1711, 2264, 2360, 2552, 2596, 2830, 3113, 3190, 3245, 3422, 5192, 5660, 6226, 6380, 6490, 6844, 8207, 8555, 11320, 12452, 12760, 12980, 13688, 15565, 16414, 16697, 17110, 18821, 24904, 25960, 31130, 32828, 33394, 34220, 37642, 41035, 62260, 65656, 66788, 68440, 75284, 82070, 83485, 90277, 94105, 124520, 133576, 150568, 164140, 166970, 180554, 183667, 188210, 328280, 333940, 361108, 367334, 376420, 451385, 484213, 667880, 722216, 734668, 752840, 902770, 918335, 968426, 1469336, 1805540, 1836670, 1936852, 2421065, 3611080, 3673340, 3873704, 4842130, 5326343, 7346680, 9684260, 10652686, 19368520, 21305372, 26631715, 42610744, 53263430, 106526860, 213053720]

約数ペア:

[(1, 213053720), (2, 106526860), (4, 53263430), (5, 42610744), (8, 26631715), (10, 21305372), (11, 19368520), (20, 10652686), (22, 9684260), (29, 7346680), (40, 5326343), (44, 4842130), (55, 3873704), (58, 3673340), (59, 3611080), (88, 2421065), (110, 1936852), (116, 1836670), (118, 1805540), (145, 1469336), (220, 968426), (232, 918335), (236, 902770), (283, 752840), (290, 734668), (295, 722216), (319, 667880), (440, 484213), (472, 451385), (566, 376420), (580, 367334), (590, 361108), (638, 333940), (649, 328280), (1132, 188210), (1160, 183667), (1180, 180554), (1276, 166970), (1298, 164140), (1415, 150568), (1595, 133576), (1711, 124520), (2264, 94105), (2360, 90277), (2552, 83485), (2596, 82070), (2830, 75284), (3113, 68440), (3190, 66788), (3245, 65656), (3422, 62260), (5192, 41035), (5660, 37642), (6226, 34220), (6380, 33394), (6490, 32828), (6844, 31130), (8207, 25960), (8555, 24904), (11320, 18821), (12452, 17110), (12760, 16697), (12980, 16414), (13688, 15565)]