163886520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{195103}}^1$

素因数の和:195124

約数の個数: 64

約数和(自身を含む): 561899520

約数和(自身を除く): 398013000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 195103, 390206, 585309, 780412, 975515, 1170618, 1365721, 1560824, 1951030, 2341236, 2731442, 2926545, 3902060, 4097163, 4682472, 5462884, 5853090, 6828605, 7804120, 8194326, 10925768, 11706180, 13657210, 16388652, 20485815, 23412360, 27314420, 32777304, 40971630, 54628840, 81943260, 163886520]

約数ペア:

[(1, 163886520), (2, 81943260), (3, 54628840), (4, 40971630), (5, 32777304), (6, 27314420), (7, 23412360), (8, 20485815), (10, 16388652), (12, 13657210), (14, 11706180), (15, 10925768), (20, 8194326), (21, 7804120), (24, 6828605), (28, 5853090), (30, 5462884), (35, 4682472), (40, 4097163), (42, 3902060), (56, 2926545), (60, 2731442), (70, 2341236), (84, 1951030), (105, 1560824), (120, 1365721), (140, 1170618), (168, 975515), (210, 780412), (280, 585309), (420, 390206), (840, 195103)]