250676440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{4243}}^1$

素因数の和:4472

約数の個数: 64

約数和(自身を含む): 647804160

約数和(自身を除く): 397127720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 211, 280, 422, 844, 1055, 1477, 1688, 2110, 2954, 4220, 4243, 5908, 7385, 8440, 8486, 11816, 14770, 16972, 21215, 29540, 29701, 33944, 42430, 59080, 59402, 84860, 118804, 148505, 169720, 237608, 297010, 594020, 895273, 1188040, 1790546, 3581092, 4476365, 6266911, 7162184, 8952730, 12533822, 17905460, 25067644, 31334555, 35810920, 50135288, 62669110, 125338220, 250676440]

約数ペア:

[(1, 250676440), (2, 125338220), (4, 62669110), (5, 50135288), (7, 35810920), (8, 31334555), (10, 25067644), (14, 17905460), (20, 12533822), (28, 8952730), (35, 7162184), (40, 6266911), (56, 4476365), (70, 3581092), (140, 1790546), (211, 1188040), (280, 895273), (422, 594020), (844, 297010), (1055, 237608), (1477, 169720), (1688, 148505), (2110, 118804), (2954, 84860), (4220, 59402), (4243, 59080), (5908, 42430), (7385, 33944), (8440, 29701), (8486, 29540), (11816, 21215), (14770, 16972)]