220789968

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{657113}}^1$

素因数の和:657131

約数の個数: 40

約数和(自身を含む): 651857088

約数和(自身を除く): 431067120

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 657113, 1314226, 1971339, 2628452, 3942678, 4599791, 5256904, 7885356, 9199582, 10513808, 13799373, 15770712, 18399164, 27598746, 31541424, 36798328, 55197492, 73596656, 110394984, 220789968]

約数ペア:

[(1, 220789968), (2, 110394984), (3, 73596656), (4, 55197492), (6, 36798328), (7, 31541424), (8, 27598746), (12, 18399164), (14, 15770712), (16, 13799373), (21, 10513808), (24, 9199582), (28, 7885356), (42, 5256904), (48, 4599791), (56, 3942678), (84, 2628452), (112, 1971339), (168, 1314226), (336, 657113)]