268339984

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{463}}^1$

素因数の和:608

約数の個数: 80

約数和(自身を含む): 590319360

約数和(自身を除く): 321979376

約数列:

[1, 2, 4, 8, 11, 16, 22, 37, 44, 74, 88, 89, 148, 176, 178, 296, 356, 407, 463, 592, 712, 814, 926, 979, 1424, 1628, 1852, 1958, 3256, 3293, 3704, 3916, 5093, 6512, 6586, 7408, 7832, 10186, 13172, 15664, 17131, 20372, 26344, 34262, 36223, 40744, 41207, 52688, 68524, 72446, 81488, 82414, 137048, 144892, 164828, 188441, 274096, 289784, 329656, 376882, 453277, 579568, 659312, 753764, 906554, 1507528, 1524659, 1813108, 3015056, 3049318, 3626216, 6098636, 7252432, 12197272, 16771249, 24394544, 33542498, 67084996, 134169992, 268339984]

約数ペア:

[(1, 268339984), (2, 134169992), (4, 67084996), (8, 33542498), (11, 24394544), (16, 16771249), (22, 12197272), (37, 7252432), (44, 6098636), (74, 3626216), (88, 3049318), (89, 3015056), (148, 1813108), (176, 1524659), (178, 1507528), (296, 906554), (356, 753764), (407, 659312), (463, 579568), (592, 453277), (712, 376882), (814, 329656), (926, 289784), (979, 274096), (1424, 188441), (1628, 164828), (1852, 144892), (1958, 137048), (3256, 82414), (3293, 81488), (3704, 72446), (3916, 68524), (5093, 52688), (6512, 41207), (6586, 40744), (7408, 36223), (7832, 34262), (10186, 26344), (13172, 20372), (15664, 17131)]