199963140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{256363}}^1$

素因数の和:256388

約数の個数: 48

約数和(自身を含む): 602968128

約数和(自身を除く): 403004988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 256363, 512726, 769089, 1025452, 1281815, 1538178, 2563630, 3076356, 3332719, 3845445, 5127260, 6665438, 7690890, 9998157, 13330876, 15381780, 16663595, 19996314, 33327190, 39992628, 49990785, 66654380, 99981570, 199963140]

約数ペア:

[(1, 199963140), (2, 99981570), (3, 66654380), (4, 49990785), (5, 39992628), (6, 33327190), (10, 19996314), (12, 16663595), (13, 15381780), (15, 13330876), (20, 9998157), (26, 7690890), (30, 6665438), (39, 5127260), (52, 3845445), (60, 3332719), (65, 3076356), (78, 2563630), (130, 1538178), (156, 1281815), (195, 1025452), (260, 769089), (390, 512726), (780, 256363)]