71084820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{69691}}^1$

素因数の和:69720

約数の個数: 48

約数和(自身を含む): 210748608

約数和(自身を除く): 139663788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 69691, 139382, 209073, 278764, 348455, 418146, 696910, 836292, 1045365, 1184747, 1393820, 2090730, 2369494, 3554241, 4181460, 4738988, 5923735, 7108482, 11847470, 14216964, 17771205, 23694940, 35542410, 71084820]

約数ペア:

[(1, 71084820), (2, 35542410), (3, 23694940), (4, 17771205), (5, 14216964), (6, 11847470), (10, 7108482), (12, 5923735), (15, 4738988), (17, 4181460), (20, 3554241), (30, 2369494), (34, 2090730), (51, 1393820), (60, 1184747), (68, 1045365), (85, 836292), (102, 696910), (170, 418146), (204, 348455), (255, 278764), (340, 209073), (510, 139382), (1020, 69691)]