131594240

素因数分解:

$2^{11}\times 5^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:279

約数の個数: 96

約数和(自身を含む): 321965280

約数和(自身を除く): 190371040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 181, 256, 284, 320, 355, 362, 512, 568, 640, 710, 724, 905, 1024, 1136, 1280, 1420, 1448, 1810, 2048, 2272, 2560, 2840, 2896, 3620, 4544, 5120, 5680, 5792, 7240, 9088, 10240, 11360, 11584, 12851, 14480, 18176, 22720, 23168, 25702, 28960, 36352, 45440, 46336, 51404, 57920, 64255, 72704, 90880, 92672, 102808, 115840, 128510, 145408, 181760, 185344, 205616, 231680, 257020, 363520, 370688, 411232, 463360, 514040, 727040, 822464, 926720, 1028080, 1644928, 1853440, 2056160, 3289856, 4112320, 6579712, 8224640, 13159424, 16449280, 26318848, 32898560, 65797120, 131594240]

約数ペア:

[(1, 131594240), (2, 65797120), (4, 32898560), (5, 26318848), (8, 16449280), (10, 13159424), (16, 8224640), (20, 6579712), (32, 4112320), (40, 3289856), (64, 2056160), (71, 1853440), (80, 1644928), (128, 1028080), (142, 926720), (160, 822464), (181, 727040), (256, 514040), (284, 463360), (320, 411232), (355, 370688), (362, 363520), (512, 257020), (568, 231680), (640, 205616), (710, 185344), (724, 181760), (905, 145408), (1024, 128510), (1136, 115840), (1280, 102808), (1420, 92672), (1448, 90880), (1810, 72704), (2048, 64255), (2272, 57920), (2560, 51404), (2840, 46336), (2896, 45440), (3620, 36352), (4544, 28960), (5120, 25702), (5680, 23168), (5792, 22720), (7240, 18176), (9088, 14480), (10240, 12851), (11360, 11584)]