162317820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{386471}}^1$

素因数の和:386490

約数の個数: 48

約数和(自身を含む): 519418368

約数和(自身を除く): 357100548

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, 386471, 772942, 1159413, 1545884, 1932355, 2318826, 2705297, 3864710, 4637652, 5410594, 5797065, 7729420, 8115891, 10821188, 11594130, 13526485, 16231782, 23188260, 27052970, 32463564, 40579455, 54105940, 81158910, 162317820]

約数ペア:

[(1, 162317820), (2, 81158910), (3, 54105940), (4, 40579455), (5, 32463564), (6, 27052970), (7, 23188260), (10, 16231782), (12, 13526485), (14, 11594130), (15, 10821188), (20, 8115891), (21, 7729420), (28, 5797065), (30, 5410594), (35, 4637652), (42, 3864710), (60, 2705297), (70, 2318826), (84, 1932355), (105, 1545884), (140, 1159413), (210, 772942), (420, 386471)]