123120140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43049}}^1$

素因数の和:43082

約数の個数: 48

約数和(自身を含む): 303760800

約数和(自身を除く): 180640660

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 43049, 86098, 172196, 215245, 430490, 473539, 559637, 860980, 947078, 1119274, 1894156, 2238548, 2367695, 2798185, 4735390, 5596370, 6156007, 9470780, 11192740, 12312014, 24624028, 30780035, 61560070, 123120140]

約数ペア:

[(1, 123120140), (2, 61560070), (4, 30780035), (5, 24624028), (10, 12312014), (11, 11192740), (13, 9470780), (20, 6156007), (22, 5596370), (26, 4735390), (44, 2798185), (52, 2367695), (55, 2238548), (65, 1894156), (110, 1119274), (130, 947078), (143, 860980), (220, 559637), (260, 473539), (286, 430490), (572, 215245), (715, 172196), (1430, 86098), (2860, 43049)]