155998976

素因数分解:

$2^8\times 7^1\times {\mathrm{263}}^1\times {\mathrm{331}}^1$

素因数の和:617

約数の個数: 72

約数和(自身を含む): 358305024

約数和(自身を除く): 202306048

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 263, 331, 448, 526, 662, 896, 1052, 1324, 1792, 1841, 2104, 2317, 2648, 3682, 4208, 4634, 5296, 7364, 8416, 9268, 10592, 14728, 16832, 18536, 21184, 29456, 33664, 37072, 42368, 58912, 67328, 74144, 84736, 87053, 117824, 148288, 174106, 235648, 296576, 348212, 471296, 593152, 609371, 696424, 1218742, 1392848, 2437484, 2785696, 4874968, 5571392, 9749936, 11142784, 19499872, 22285568, 38999744, 77999488, 155998976]

約数ペア:

[(1, 155998976), (2, 77999488), (4, 38999744), (7, 22285568), (8, 19499872), (14, 11142784), (16, 9749936), (28, 5571392), (32, 4874968), (56, 2785696), (64, 2437484), (112, 1392848), (128, 1218742), (224, 696424), (256, 609371), (263, 593152), (331, 471296), (448, 348212), (526, 296576), (662, 235648), (896, 174106), (1052, 148288), (1324, 117824), (1792, 87053), (1841, 84736), (2104, 74144), (2317, 67328), (2648, 58912), (3682, 42368), (4208, 37072), (4634, 33664), (5296, 29456), (7364, 21184), (8416, 18536), (9268, 16832), (10592, 14728)]