151355420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{2237}}^1$

素因数の和:2462

約数の個数: 48

約数和(自身を含む): 338385600

約数和(自身を除く): 187030180

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 199, 340, 398, 796, 995, 1990, 2237, 3383, 3980, 4474, 6766, 8948, 11185, 13532, 16915, 22370, 33830, 38029, 44740, 67660, 76058, 152116, 190145, 380290, 445163, 760580, 890326, 1780652, 2225815, 4451630, 7567771, 8903260, 15135542, 30271084, 37838855, 75677710, 151355420]

約数ペア:

[(1, 151355420), (2, 75677710), (4, 37838855), (5, 30271084), (10, 15135542), (17, 8903260), (20, 7567771), (34, 4451630), (68, 2225815), (85, 1780652), (170, 890326), (199, 760580), (340, 445163), (398, 380290), (796, 190145), (995, 152116), (1990, 76058), (2237, 67660), (3383, 44740), (3980, 38029), (4474, 33830), (6766, 22370), (8948, 16915), (11185, 13532)]