311814780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{5196913}}^1$

素因数の和:5196925

約数の個数: 24

約数和(自身を含む): 873081552

約数和(自身を除く): 561266772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 5196913, 10393826, 15590739, 20787652, 25984565, 31181478, 51969130, 62362956, 77953695, 103938260, 155907390, 311814780]

約数ペア:

[(1, 311814780), (2, 155907390), (3, 103938260), (4, 77953695), (5, 62362956), (6, 51969130), (10, 31181478), (12, 25984565), (15, 20787652), (20, 15590739), (30, 10393826), (60, 5196913)]