70547820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{167971}}^1$

素因数の和:167990

約数の個数: 48

約数和(自身を含む): 225754368

約数和(自身を除く): 155206548

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, 167971, 335942, 503913, 671884, 839855, 1007826, 1175797, 1679710, 2015652, 2351594, 2519565, 3359420, 3527391, 4703188, 5039130, 5878985, 7054782, 10078260, 11757970, 14109564, 17636955, 23515940, 35273910, 70547820]

約数ペア:

[(1, 70547820), (2, 35273910), (3, 23515940), (4, 17636955), (5, 14109564), (6, 11757970), (7, 10078260), (10, 7054782), (12, 5878985), (14, 5039130), (15, 4703188), (20, 3527391), (21, 3359420), (28, 2519565), (30, 2351594), (35, 2015652), (42, 1679710), (60, 1175797), (70, 1007826), (84, 839855), (105, 671884), (140, 503913), (210, 335942), (420, 167971)]