128327248

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{179}}^1$

素因数の和:404

約数の個数: 80

約数和(自身を含む): 295159680

約数和(自身を除く): 166832432

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 74, 112, 148, 173, 179, 259, 296, 346, 358, 518, 592, 692, 716, 1036, 1211, 1253, 1384, 1432, 2072, 2422, 2506, 2768, 2864, 4144, 4844, 5012, 6401, 6623, 9688, 10024, 12802, 13246, 19376, 20048, 25604, 26492, 30967, 44807, 46361, 51208, 52984, 61934, 89614, 92722, 102416, 105968, 123868, 179228, 185444, 216769, 247736, 358456, 370888, 433538, 495472, 716912, 741776, 867076, 1145779, 1734152, 2291558, 3468304, 4583116, 8020453, 9166232, 16040906, 18332464, 32081812, 64163624, 128327248]

約数ペア:

[(1, 128327248), (2, 64163624), (4, 32081812), (7, 18332464), (8, 16040906), (14, 9166232), (16, 8020453), (28, 4583116), (37, 3468304), (56, 2291558), (74, 1734152), (112, 1145779), (148, 867076), (173, 741776), (179, 716912), (259, 495472), (296, 433538), (346, 370888), (358, 358456), (518, 247736), (592, 216769), (692, 185444), (716, 179228), (1036, 123868), (1211, 105968), (1253, 102416), (1384, 92722), (1432, 89614), (2072, 61934), (2422, 52984), (2506, 51208), (2768, 46361), (2864, 44807), (4144, 30967), (4844, 26492), (5012, 25604), (6401, 20048), (6623, 19376), (9688, 13246), (10024, 12802)]