209775120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{874063}}^1$

素因数の和:874079

約数の個数: 40

約数和(自身を含む): 650303616

約数和(自身を除く): 440528496

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 874063, 1748126, 2622189, 3496252, 4370315, 5244378, 6992504, 8740630, 10488756, 13110945, 13985008, 17481260, 20977512, 26221890, 34962520, 41955024, 52443780, 69925040, 104887560, 209775120]

約数ペア:

[(1, 209775120), (2, 104887560), (3, 69925040), (4, 52443780), (5, 41955024), (6, 34962520), (8, 26221890), (10, 20977512), (12, 17481260), (15, 13985008), (16, 13110945), (20, 10488756), (24, 8740630), (30, 6992504), (40, 5244378), (48, 4370315), (60, 3496252), (80, 2622189), (120, 1748126), (240, 874063)]