7144880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:154

約数の個数: 80

約数和(自身を含む): 17808384

約数和(自身を除く): 10663504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 43, 62, 67, 80, 86, 124, 134, 155, 172, 215, 248, 268, 310, 335, 344, 430, 496, 536, 620, 670, 688, 860, 1072, 1240, 1333, 1340, 1720, 2077, 2480, 2666, 2680, 2881, 3440, 4154, 5332, 5360, 5762, 6665, 8308, 10385, 10664, 11524, 13330, 14405, 16616, 20770, 21328, 23048, 26660, 28810, 33232, 41540, 46096, 53320, 57620, 83080, 89311, 106640, 115240, 166160, 178622, 230480, 357244, 446555, 714488, 893110, 1428976, 1786220, 3572440, 7144880]

約数ペア:

[(1, 7144880), (2, 3572440), (4, 1786220), (5, 1428976), (8, 893110), (10, 714488), (16, 446555), (20, 357244), (31, 230480), (40, 178622), (43, 166160), (62, 115240), (67, 106640), (80, 89311), (86, 83080), (124, 57620), (134, 53320), (155, 46096), (172, 41540), (215, 33232), (248, 28810), (268, 26660), (310, 23048), (335, 21328), (344, 20770), (430, 16616), (496, 14405), (536, 13330), (620, 11524), (670, 10664), (688, 10385), (860, 8308), (1072, 6665), (1240, 5762), (1333, 5360), (1340, 5332), (1720, 4154), (2077, 3440), (2480, 2881), (2666, 2680)]