163038540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{388187}}^1$

素因数の和:388206

約数の個数: 48

約数和(自身を含む): 521724672

約数和(自身を除く): 358686132

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 388187, 776374, 1164561, 1552748, 1940935, 2329122, 2717309, 3881870, 4658244, 5434618, 5822805, 7763740, 8151927, 10869236, 11645610, 13586545, 16303854, 23291220, 27173090, 32607708, 40759635, 54346180, 81519270, 163038540]

約数ペア:

[(1, 163038540), (2, 81519270), (3, 54346180), (4, 40759635), (5, 32607708), (6, 27173090), (7, 23291220), (10, 16303854), (12, 13586545), (14, 11645610), (15, 10869236), (20, 8151927), (21, 7763740), (28, 5822805), (30, 5434618), (35, 4658244), (42, 3881870), (60, 2717309), (70, 2329122), (84, 1940935), (105, 1552748), (140, 1164561), (210, 776374), (420, 388187)]