320536496

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{2131}}^1$

素因数の和:2242

約数の個数: 80

約数和(自身を含む): 761379840

約数和(自身を除く): 440843344

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 79, 112, 119, 136, 158, 238, 272, 316, 476, 553, 632, 952, 1106, 1264, 1343, 1904, 2131, 2212, 2686, 4262, 4424, 5372, 8524, 8848, 9401, 10744, 14917, 17048, 18802, 21488, 29834, 34096, 36227, 37604, 59668, 72454, 75208, 119336, 144908, 150416, 168349, 238672, 253589, 289816, 336698, 507178, 579632, 673396, 1014356, 1178443, 1346792, 2028712, 2356886, 2693584, 2861933, 4057424, 4713772, 5723866, 9427544, 11447732, 18855088, 20033531, 22895464, 40067062, 45790928, 80134124, 160268248, 320536496]

約数ペア:

[(1, 320536496), (2, 160268248), (4, 80134124), (7, 45790928), (8, 40067062), (14, 22895464), (16, 20033531), (17, 18855088), (28, 11447732), (34, 9427544), (56, 5723866), (68, 4713772), (79, 4057424), (112, 2861933), (119, 2693584), (136, 2356886), (158, 2028712), (238, 1346792), (272, 1178443), (316, 1014356), (476, 673396), (553, 579632), (632, 507178), (952, 336698), (1106, 289816), (1264, 253589), (1343, 238672), (1904, 168349), (2131, 150416), (2212, 144908), (2686, 119336), (4262, 75208), (4424, 72454), (5372, 59668), (8524, 37604), (8848, 36227), (9401, 34096), (10744, 29834), (14917, 21488), (17048, 18802)]