155472840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{431869}}^1$

素因数の和:431886

約数の個数: 48

約数和(自身を含む): 505287900

約数和(自身を除く): 349815060

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 431869, 863738, 1295607, 1727476, 2159345, 2591214, 3454952, 3886821, 4318690, 5182428, 6478035, 7773642, 8637380, 10364856, 12956070, 15547284, 17274760, 19434105, 25912140, 31094568, 38868210, 51824280, 77736420, 155472840]

約数ペア:

[(1, 155472840), (2, 77736420), (3, 51824280), (4, 38868210), (5, 31094568), (6, 25912140), (8, 19434105), (9, 17274760), (10, 15547284), (12, 12956070), (15, 10364856), (18, 8637380), (20, 7773642), (24, 6478035), (30, 5182428), (36, 4318690), (40, 3886821), (45, 3454952), (60, 2591214), (72, 2159345), (90, 1727476), (120, 1295607), (180, 863738), (360, 431869)]