189654660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{81049}}^1$

素因数の和:81077

約数の個数: 72

約数和(自身を含む): 619546200

約数和(自身を除く): 429891540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 81049, 162098, 243147, 324196, 405245, 486294, 729441, 810490, 972588, 1053637, 1215735, 1458882, 1620980, 2107274, 2431470, 2917764, 3160911, 3647205, 4214548, 4862940, 5268185, 6321822, 7294410, 9482733, 10536370, 12643644, 14588820, 15804555, 18965466, 21072740, 31609110, 37930932, 47413665, 63218220, 94827330, 189654660]

約数ペア:

[(1, 189654660), (2, 94827330), (3, 63218220), (4, 47413665), (5, 37930932), (6, 31609110), (9, 21072740), (10, 18965466), (12, 15804555), (13, 14588820), (15, 12643644), (18, 10536370), (20, 9482733), (26, 7294410), (30, 6321822), (36, 5268185), (39, 4862940), (45, 4214548), (52, 3647205), (60, 3160911), (65, 2917764), (78, 2431470), (90, 2107274), (117, 1620980), (130, 1458882), (156, 1215735), (180, 1053637), (195, 972588), (234, 810490), (260, 729441), (390, 486294), (468, 405245), (585, 324196), (780, 243147), (1170, 162098), (2340, 81049)]