166880780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{6269}}^1$

素因数の和:6311

約数の個数: 48

約数和(自身を含む): 385529760

約数和(自身を除く): 218648980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 1331, 2420, 2662, 5324, 6269, 6655, 12538, 13310, 25076, 26620, 31345, 62690, 68959, 125380, 137918, 275836, 344795, 689590, 758549, 1379180, 1517098, 3034196, 3792745, 7585490, 8344039, 15170980, 16688078, 33376156, 41720195, 83440390, 166880780]

約数ペア:

[(1, 166880780), (2, 83440390), (4, 41720195), (5, 33376156), (10, 16688078), (11, 15170980), (20, 8344039), (22, 7585490), (44, 3792745), (55, 3034196), (110, 1517098), (121, 1379180), (220, 758549), (242, 689590), (484, 344795), (605, 275836), (1210, 137918), (1331, 125380), (2420, 68959), (2662, 62690), (5324, 31345), (6269, 26620), (6655, 25076), (12538, 13310)]