179128540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{6719}}^1$

素因数の和:6802

約数の個数: 48

約数和(自身を含む): 397393920

約数和(自身を除く): 218265380

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 62, 86, 124, 155, 172, 215, 310, 430, 620, 860, 1333, 2666, 5332, 6665, 6719, 13330, 13438, 26660, 26876, 33595, 67190, 134380, 208289, 288917, 416578, 577834, 833156, 1041445, 1155668, 1444585, 2082890, 2889170, 4165780, 5778340, 8956427, 17912854, 35825708, 44782135, 89564270, 179128540]

約数ペア:

[(1, 179128540), (2, 89564270), (4, 44782135), (5, 35825708), (10, 17912854), (20, 8956427), (31, 5778340), (43, 4165780), (62, 2889170), (86, 2082890), (124, 1444585), (155, 1155668), (172, 1041445), (215, 833156), (310, 577834), (430, 416578), (620, 288917), (860, 208289), (1333, 134380), (2666, 67190), (5332, 33595), (6665, 26876), (6719, 26660), (13330, 13438)]