121677520

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{80051}}^1$

素因数の和:80083

約数の個数: 40

約数和(自身を含む): 297793440

約数和(自身を除く): 176115920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 80051, 160102, 320204, 400255, 640408, 800510, 1280816, 1520969, 1601020, 3041938, 3202040, 6083876, 6404080, 7604845, 12167752, 15209690, 24335504, 30419380, 60838760, 121677520]

約数ペア:

[(1, 121677520), (2, 60838760), (4, 30419380), (5, 24335504), (8, 15209690), (10, 12167752), (16, 7604845), (19, 6404080), (20, 6083876), (38, 3202040), (40, 3041938), (76, 1601020), (80, 1520969), (95, 1280816), (152, 800510), (190, 640408), (304, 400255), (380, 320204), (760, 160102), (1520, 80051)]