64141380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{8287}}^1$

素因数の和:8345

約数の個数: 72

約数和(自身を含む): 199110912

約数和(自身を除く): 134969532

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, 8287, 16574, 24861, 33148, 41435, 49722, 74583, 82870, 99444, 124305, 149166, 165740, 248610, 298332, 356341, 372915, 497220, 712682, 745830, 1069023, 1425364, 1491660, 1781705, 2138046, 3207069, 3563410, 4276092, 5345115, 6414138, 7126820, 10690230, 12828276, 16035345, 21380460, 32070690, 64141380]

約数ペア:

[(1, 64141380), (2, 32070690), (3, 21380460), (4, 16035345), (5, 12828276), (6, 10690230), (9, 7126820), (10, 6414138), (12, 5345115), (15, 4276092), (18, 3563410), (20, 3207069), (30, 2138046), (36, 1781705), (43, 1491660), (45, 1425364), (60, 1069023), (86, 745830), (90, 712682), (129, 497220), (172, 372915), (180, 356341), (215, 298332), (258, 248610), (387, 165740), (430, 149166), (516, 124305), (645, 99444), (774, 82870), (860, 74583), (1290, 49722), (1548, 41435), (1935, 33148), (2580, 24861), (3870, 16574), (7740, 8287)]