68627640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{33641}}^1$

素因数の和:33672

約数の個数: 64

約数和(自身を含む): 218000160

約数和(自身を除く): 149372520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 33641, 67282, 100923, 134564, 168205, 201846, 269128, 336410, 403692, 504615, 571897, 672820, 807384, 1009230, 1143794, 1345640, 1715691, 2018460, 2287588, 2859485, 3431382, 4036920, 4575176, 5718970, 6862764, 8578455, 11437940, 13725528, 17156910, 22875880, 34313820, 68627640]

約数ペア:

[(1, 68627640), (2, 34313820), (3, 22875880), (4, 17156910), (5, 13725528), (6, 11437940), (8, 8578455), (10, 6862764), (12, 5718970), (15, 4575176), (17, 4036920), (20, 3431382), (24, 2859485), (30, 2287588), (34, 2018460), (40, 1715691), (51, 1345640), (60, 1143794), (68, 1009230), (85, 807384), (102, 672820), (120, 571897), (136, 504615), (170, 403692), (204, 336410), (255, 269128), (340, 201846), (408, 168205), (510, 134564), (680, 100923), (1020, 67282), (2040, 33641)]