219996336

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{21121}}^1$

素因数の和:21170

約数の個数: 80

約数和(自身を含む): 670496768

約数和(自身を除く): 450500432

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 56, 62, 84, 93, 112, 124, 168, 186, 217, 248, 336, 372, 434, 496, 651, 744, 868, 1302, 1488, 1736, 2604, 3472, 5208, 10416, 21121, 42242, 63363, 84484, 126726, 147847, 168968, 253452, 295694, 337936, 443541, 506904, 591388, 654751, 887082, 1013808, 1182776, 1309502, 1774164, 1964253, 2365552, 2619004, 3548328, 3928506, 4583257, 5238008, 7096656, 7857012, 9166514, 10476016, 13749771, 15714024, 18333028, 27499542, 31428048, 36666056, 54999084, 73332112, 109998168, 219996336]

約数ペア:

[(1, 219996336), (2, 109998168), (3, 73332112), (4, 54999084), (6, 36666056), (7, 31428048), (8, 27499542), (12, 18333028), (14, 15714024), (16, 13749771), (21, 10476016), (24, 9166514), (28, 7857012), (31, 7096656), (42, 5238008), (48, 4583257), (56, 3928506), (62, 3548328), (84, 2619004), (93, 2365552), (112, 1964253), (124, 1774164), (168, 1309502), (186, 1182776), (217, 1013808), (248, 887082), (336, 654751), (372, 591388), (434, 506904), (496, 443541), (651, 337936), (744, 295694), (868, 253452), (1302, 168968), (1488, 147847), (1736, 126726), (2604, 84484), (3472, 63363), (5208, 42242), (10416, 21121)]