2978640

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{197}}^1$

素因数の和:226

約数の個数: 160

約数和(自身を含む): 11784960

約数和(自身を除く): 8806320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 197, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 394, 420, 432, 504, 540, 560, 591, 630, 720, 756, 788, 840, 945, 985, 1008, 1080, 1182, 1260, 1379, 1512, 1576, 1680, 1773, 1890, 1970, 2160, 2364, 2520, 2758, 2955, 3024, 3152, 3546, 3780, 3940, 4137, 4728, 5040, 5319, 5516, 5910, 6895, 7092, 7560, 7880, 8274, 8865, 9456, 10638, 11032, 11820, 12411, 13790, 14184, 15120, 15760, 16548, 17730, 20685, 21276, 22064, 23640, 24822, 26595, 27580, 28368, 33096, 35460, 37233, 41370, 42552, 47280, 49644, 53190, 55160, 62055, 66192, 70920, 74466, 82740, 85104, 99288, 106380, 110320, 124110, 141840, 148932, 165480, 186165, 198576, 212760, 248220, 297864, 330960, 372330, 425520, 496440, 595728, 744660, 992880, 1489320, 2978640]

約数ペア:

[(1, 2978640), (2, 1489320), (3, 992880), (4, 744660), (5, 595728), (6, 496440), (7, 425520), (8, 372330), (9, 330960), (10, 297864), (12, 248220), (14, 212760), (15, 198576), (16, 186165), (18, 165480), (20, 148932), (21, 141840), (24, 124110), (27, 110320), (28, 106380), (30, 99288), (35, 85104), (36, 82740), (40, 74466), (42, 70920), (45, 66192), (48, 62055), (54, 55160), (56, 53190), (60, 49644), (63, 47280), (70, 42552), (72, 41370), (80, 37233), (84, 35460), (90, 33096), (105, 28368), (108, 27580), (112, 26595), (120, 24822), (126, 23640), (135, 22064), (140, 21276), (144, 20685), (168, 17730), (180, 16548), (189, 15760), (197, 15120), (210, 14184), (216, 13790), (240, 12411), (252, 11820), (270, 11032), (280, 10638), (315, 9456), (336, 8865), (360, 8274), (378, 7880), (394, 7560), (420, 7092), (432, 6895), (504, 5910), (540, 5516), (560, 5319), (591, 5040), (630, 4728), (720, 4137), (756, 3940), (788, 3780), (840, 3546), (945, 3152), (985, 3024), (1008, 2955), (1080, 2758), (1182, 2520), (1260, 2364), (1379, 2160), (1512, 1970), (1576, 1890), (1680, 1773)]