77479320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{645661}}^1$

素因数の和:645675

約数の個数: 32

約数和(自身を含む): 232438320

約数和(自身を除く): 154959000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 645661, 1291322, 1936983, 2582644, 3228305, 3873966, 5165288, 6456610, 7747932, 9684915, 12913220, 15495864, 19369830, 25826440, 38739660, 77479320]

約数ペア:

[(1, 77479320), (2, 38739660), (3, 25826440), (4, 19369830), (5, 15495864), (6, 12913220), (8, 9684915), (10, 7747932), (12, 6456610), (15, 5165288), (20, 3873966), (24, 3228305), (30, 2582644), (40, 1936983), (60, 1291322), (120, 645661)]