138752880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{82591}}^1$

素因数の和:82614

約数の個数: 80

約数和(自身を含む): 491587584

約数和(自身を除く): 352834704

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 82591, 165182, 247773, 330364, 412955, 495546, 578137, 660728, 825910, 991092, 1156274, 1238865, 1321456, 1651820, 1734411, 1982184, 2312548, 2477730, 2890685, 3303640, 3468822, 3964368, 4625096, 4955460, 5781370, 6607280, 6937644, 8672055, 9250192, 9910920, 11562740, 13875288, 17344110, 19821840, 23125480, 27750576, 34688220, 46250960, 69376440, 138752880]

約数ペア:

[(1, 138752880), (2, 69376440), (3, 46250960), (4, 34688220), (5, 27750576), (6, 23125480), (7, 19821840), (8, 17344110), (10, 13875288), (12, 11562740), (14, 9910920), (15, 9250192), (16, 8672055), (20, 6937644), (21, 6607280), (24, 5781370), (28, 4955460), (30, 4625096), (35, 3964368), (40, 3468822), (42, 3303640), (48, 2890685), (56, 2477730), (60, 2312548), (70, 1982184), (80, 1734411), (84, 1651820), (105, 1321456), (112, 1238865), (120, 1156274), (140, 991092), (168, 825910), (210, 660728), (240, 578137), (280, 495546), (336, 412955), (420, 330364), (560, 247773), (840, 165182), (1680, 82591)]