156789231620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{6221}}^1\times {\mathrm{180023}}^1$

素因数の和:186260

約数の個数: 48

約数和(自身を含む): 376356734208

約数和(自身を除く): 219567502588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 6221, 12442, 24884, 31105, 43547, 62210, 87094, 124420, 174188, 180023, 217735, 360046, 435470, 720092, 870940, 900115, 1260161, 1800230, 2520322, 3600460, 5040644, 6300805, 12601610, 25203220, 1119923083, 2239846166, 4479692332, 5599615415, 7839461581, 11199230830, 15678923162, 22398461660, 31357846324, 39197307905, 78394615810, 156789231620]

約数ペア:

[(1, 156789231620), (2, 78394615810), (4, 39197307905), (5, 31357846324), (7, 22398461660), (10, 15678923162), (14, 11199230830), (20, 7839461581), (28, 5599615415), (35, 4479692332), (70, 2239846166), (140, 1119923083), (6221, 25203220), (12442, 12601610), (24884, 6300805), (31105, 5040644), (43547, 3600460), (62210, 2520322), (87094, 1800230), (124420, 1260161), (174188, 900115), (180023, 870940), (217735, 720092), (360046, 435470)]