66660720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{39679}}^1$

素因数の和:39702

約数の個数: 80

約数和(自身を含む): 236175360

約数和(自身を除く): 169514640

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, 39679, 79358, 119037, 158716, 198395, 238074, 277753, 317432, 396790, 476148, 555506, 595185, 634864, 793580, 833259, 952296, 1111012, 1190370, 1388765, 1587160, 1666518, 1904592, 2222024, 2380740, 2777530, 3174320, 3333036, 4166295, 4444048, 4761480, 5555060, 6666072, 8332590, 9522960, 11110120, 13332144, 16665180, 22220240, 33330360, 66660720]

約数ペア:

[(1, 66660720), (2, 33330360), (3, 22220240), (4, 16665180), (5, 13332144), (6, 11110120), (7, 9522960), (8, 8332590), (10, 6666072), (12, 5555060), (14, 4761480), (15, 4444048), (16, 4166295), (20, 3333036), (21, 3174320), (24, 2777530), (28, 2380740), (30, 2222024), (35, 1904592), (40, 1666518), (42, 1587160), (48, 1388765), (56, 1190370), (60, 1111012), (70, 952296), (80, 833259), (84, 793580), (105, 634864), (112, 595185), (120, 555506), (140, 476148), (168, 396790), (210, 317432), (240, 277753), (280, 238074), (336, 198395), (420, 158716), (560, 119037), (840, 79358), (1680, 39679)]