348530480

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1427}}^1$

素因数の和:1554

約数の個数: 80

約数和(自身を含む): 841446144

約数和(自身を除く): 492915664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 71, 80, 86, 142, 172, 215, 284, 344, 355, 430, 568, 688, 710, 860, 1136, 1420, 1427, 1720, 2840, 2854, 3053, 3440, 5680, 5708, 6106, 7135, 11416, 12212, 14270, 15265, 22832, 24424, 28540, 30530, 48848, 57080, 61060, 61361, 101317, 114160, 122120, 122722, 202634, 244240, 245444, 306805, 405268, 490888, 506585, 613610, 810536, 981776, 1013170, 1227220, 1621072, 2026340, 2454440, 4052680, 4356631, 4908880, 8105360, 8713262, 17426524, 21783155, 34853048, 43566310, 69706096, 87132620, 174265240, 348530480]

約数ペア:

[(1, 348530480), (2, 174265240), (4, 87132620), (5, 69706096), (8, 43566310), (10, 34853048), (16, 21783155), (20, 17426524), (40, 8713262), (43, 8105360), (71, 4908880), (80, 4356631), (86, 4052680), (142, 2454440), (172, 2026340), (215, 1621072), (284, 1227220), (344, 1013170), (355, 981776), (430, 810536), (568, 613610), (688, 506585), (710, 490888), (860, 405268), (1136, 306805), (1420, 245444), (1427, 244240), (1720, 202634), (2840, 122722), (2854, 122120), (3053, 114160), (3440, 101317), (5680, 61361), (5708, 61060), (6106, 57080), (7135, 48848), (11416, 30530), (12212, 28540), (14270, 24424), (15265, 22832)]