68691560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{14431}}^1$

素因数の和:14466

約数の個数: 64

約数和(自身を含む): 187038720

約数和(自身を除く): 118347160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4760, 14431, 28862, 57724, 72155, 101017, 115448, 144310, 202034, 245327, 288620, 404068, 490654, 505085, 577240, 808136, 981308, 1010170, 1226635, 1717289, 1962616, 2020340, 2453270, 3434578, 4040680, 4906540, 6869156, 8586445, 9813080, 13738312, 17172890, 34345780, 68691560]

約数ペア:

[(1, 68691560), (2, 34345780), (4, 17172890), (5, 13738312), (7, 9813080), (8, 8586445), (10, 6869156), (14, 4906540), (17, 4040680), (20, 3434578), (28, 2453270), (34, 2020340), (35, 1962616), (40, 1717289), (56, 1226635), (68, 1010170), (70, 981308), (85, 808136), (119, 577240), (136, 505085), (140, 490654), (170, 404068), (238, 288620), (280, 245327), (340, 202034), (476, 144310), (595, 115448), (680, 101017), (952, 72155), (1190, 57724), (2380, 28862), (4760, 14431)]