231320960

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{27803}}^1$

素因数の和:27835

約数の個数: 64

約数和(自身を含む): 595561680

約数和(自身を除く): 364240720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 8320, 27803, 55606, 111212, 139015, 222424, 278030, 361439, 444848, 556060, 722878, 889696, 1112120, 1445756, 1779392, 1807195, 2224240, 2891512, 3558784, 3614390, 4448480, 5783024, 7228780, 8896960, 11566048, 14457560, 17793920, 23132096, 28915120, 46264192, 57830240, 115660480, 231320960]

約数ペア:

[(1, 231320960), (2, 115660480), (4, 57830240), (5, 46264192), (8, 28915120), (10, 23132096), (13, 17793920), (16, 14457560), (20, 11566048), (26, 8896960), (32, 7228780), (40, 5783024), (52, 4448480), (64, 3614390), (65, 3558784), (80, 2891512), (104, 2224240), (128, 1807195), (130, 1779392), (160, 1445756), (208, 1112120), (260, 889696), (320, 722878), (416, 556060), (520, 444848), (640, 361439), (832, 278030), (1040, 222424), (1664, 139015), (2080, 111212), (4160, 55606), (8320, 27803)]