121355460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{15679}}^1$

素因数の和:15737

約数の個数: 72

約数和(自身を含む): 376696320

約数和(自身を除く): 255340860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 15679, 31358, 47037, 62716, 78395, 94074, 141111, 156790, 188148, 235185, 282222, 313580, 470370, 564444, 674197, 705555, 940740, 1348394, 1411110, 2022591, 2696788, 2822220, 3370985, 4045182, 6067773, 6741970, 8090364, 10112955, 12135546, 13483940, 20225910, 24271092, 30338865, 40451820, 60677730, 121355460]

約数ペア:

[(1, 121355460), (2, 60677730), (3, 40451820), (4, 30338865), (5, 24271092), (6, 20225910), (9, 13483940), (10, 12135546), (12, 10112955), (15, 8090364), (18, 6741970), (20, 6067773), (30, 4045182), (36, 3370985), (43, 2822220), (45, 2696788), (60, 2022591), (86, 1411110), (90, 1348394), (129, 940740), (172, 705555), (180, 674197), (215, 564444), (258, 470370), (387, 313580), (430, 282222), (516, 235185), (645, 188148), (774, 156790), (860, 141111), (1290, 94074), (1548, 78395), (1935, 62716), (2580, 47037), (3870, 31358), (7740, 15679)]