247554240

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{257869}}^1$

素因数の和:257889

約数の個数: 56

約数和(自身を含む): 785987760

約数和(自身を除く): 538433520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 257869, 515738, 773607, 1031476, 1289345, 1547214, 2062952, 2578690, 3094428, 3868035, 4125904, 5157380, 6188856, 7736070, 8251808, 10314760, 12377712, 15472140, 16503616, 20629520, 24755424, 30944280, 41259040, 49510848, 61888560, 82518080, 123777120, 247554240]

約数ペア:

[(1, 247554240), (2, 123777120), (3, 82518080), (4, 61888560), (5, 49510848), (6, 41259040), (8, 30944280), (10, 24755424), (12, 20629520), (15, 16503616), (16, 15472140), (20, 12377712), (24, 10314760), (30, 8251808), (32, 7736070), (40, 6188856), (48, 5157380), (60, 4125904), (64, 3868035), (80, 3094428), (96, 2578690), (120, 2062952), (160, 1547214), (192, 1289345), (240, 1031476), (320, 773607), (480, 515738), (960, 257869)]