15656960

素因数分解:

$2^{11}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1$

素因数の和:177

約数の個数: 96

約数和(自身を含む): 41277600

約数和(自身を除く): 25620640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 139, 160, 176, 220, 256, 278, 320, 352, 440, 512, 556, 640, 695, 704, 880, 1024, 1112, 1280, 1390, 1408, 1529, 1760, 2048, 2224, 2560, 2780, 2816, 3058, 3520, 4448, 5120, 5560, 5632, 6116, 7040, 7645, 8896, 10240, 11120, 11264, 12232, 14080, 15290, 17792, 22240, 22528, 24464, 28160, 30580, 35584, 44480, 48928, 56320, 61160, 71168, 88960, 97856, 112640, 122320, 142336, 177920, 195712, 244640, 284672, 355840, 391424, 489280, 711680, 782848, 978560, 1423360, 1565696, 1957120, 3131392, 3914240, 7828480, 15656960]

約数ペア:

[(1, 15656960), (2, 7828480), (4, 3914240), (5, 3131392), (8, 1957120), (10, 1565696), (11, 1423360), (16, 978560), (20, 782848), (22, 711680), (32, 489280), (40, 391424), (44, 355840), (55, 284672), (64, 244640), (80, 195712), (88, 177920), (110, 142336), (128, 122320), (139, 112640), (160, 97856), (176, 88960), (220, 71168), (256, 61160), (278, 56320), (320, 48928), (352, 44480), (440, 35584), (512, 30580), (556, 28160), (640, 24464), (695, 22528), (704, 22240), (880, 17792), (1024, 15290), (1112, 14080), (1280, 12232), (1390, 11264), (1408, 11120), (1529, 10240), (1760, 8896), (2048, 7645), (2224, 7040), (2560, 6116), (2780, 5632), (2816, 5560), (3058, 5120), (3520, 4448)]