290852880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{19867}}^1$

素因数の和:19944

約数の個数: 80

約数和(自身を含む): 916471104

約数和(自身を除く): 625618224

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 61, 80, 120, 122, 183, 240, 244, 305, 366, 488, 610, 732, 915, 976, 1220, 1464, 1830, 2440, 2928, 3660, 4880, 7320, 14640, 19867, 39734, 59601, 79468, 99335, 119202, 158936, 198670, 238404, 298005, 317872, 397340, 476808, 596010, 794680, 953616, 1192020, 1211887, 1589360, 2384040, 2423774, 3635661, 4768080, 4847548, 6059435, 7271322, 9695096, 12118870, 14542644, 18178305, 19390192, 24237740, 29085288, 36356610, 48475480, 58170576, 72713220, 96950960, 145426440, 290852880]

約数ペア:

[(1, 290852880), (2, 145426440), (3, 96950960), (4, 72713220), (5, 58170576), (6, 48475480), (8, 36356610), (10, 29085288), (12, 24237740), (15, 19390192), (16, 18178305), (20, 14542644), (24, 12118870), (30, 9695096), (40, 7271322), (48, 6059435), (60, 4847548), (61, 4768080), (80, 3635661), (120, 2423774), (122, 2384040), (183, 1589360), (240, 1211887), (244, 1192020), (305, 953616), (366, 794680), (488, 596010), (610, 476808), (732, 397340), (915, 317872), (976, 298005), (1220, 238404), (1464, 198670), (1830, 158936), (2440, 119202), (2928, 99335), (3660, 79468), (4880, 59601), (7320, 39734), (14640, 19867)]