198016140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{471467}}^1$

素因数の和:471486

約数の個数: 48

約数和(自身を含む): 633652992

約数和(自身を除く): 435636852

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, 471467, 942934, 1414401, 1885868, 2357335, 2828802, 3300269, 4714670, 5657604, 6600538, 7072005, 9429340, 9900807, 13201076, 14144010, 16501345, 19801614, 28288020, 33002690, 39603228, 49504035, 66005380, 99008070, 198016140]

約数ペア:

[(1, 198016140), (2, 99008070), (3, 66005380), (4, 49504035), (5, 39603228), (6, 33002690), (7, 28288020), (10, 19801614), (12, 16501345), (14, 14144010), (15, 13201076), (20, 9900807), (21, 9429340), (28, 7072005), (30, 6600538), (35, 5657604), (42, 4714670), (60, 3300269), (70, 2828802), (84, 2357335), (105, 1885868), (140, 1414401), (210, 942934), (420, 471467)]