15006920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{761}}^1$

素因数の和:818

約数の個数: 64

約数和(自身を含む): 37033200

約数和(自身を除く): 22026280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 29, 34, 40, 58, 68, 85, 116, 136, 145, 170, 232, 290, 340, 493, 580, 680, 761, 986, 1160, 1522, 1972, 2465, 3044, 3805, 3944, 4930, 6088, 7610, 9860, 12937, 15220, 19720, 22069, 25874, 30440, 44138, 51748, 64685, 88276, 103496, 110345, 129370, 176552, 220690, 258740, 375173, 441380, 517480, 750346, 882760, 1500692, 1875865, 3001384, 3751730, 7503460, 15006920]

約数ペア:

[(1, 15006920), (2, 7503460), (4, 3751730), (5, 3001384), (8, 1875865), (10, 1500692), (17, 882760), (20, 750346), (29, 517480), (34, 441380), (40, 375173), (58, 258740), (68, 220690), (85, 176552), (116, 129370), (136, 110345), (145, 103496), (170, 88276), (232, 64685), (290, 51748), (340, 44138), (493, 30440), (580, 25874), (680, 22069), (761, 19720), (986, 15220), (1160, 12937), (1522, 9860), (1972, 7610), (2465, 6088), (3044, 4930), (3805, 3944)]