2019018900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{251}}^1\times {\mathrm{26813}}^1$

素因数の和:27081

約数の個数: 72

約数和(自身を含む): 5865187104

約数和(自身を除く): 3846168204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 251, 300, 502, 753, 1004, 1255, 1506, 2510, 3012, 3765, 5020, 6275, 7530, 12550, 15060, 18825, 25100, 26813, 37650, 53626, 75300, 80439, 107252, 134065, 160878, 268130, 321756, 402195, 536260, 670325, 804390, 1340650, 1608780, 2010975, 2681300, 4021950, 6730063, 8043900, 13460126, 20190189, 26920252, 33650315, 40380378, 67300630, 80760756, 100950945, 134601260, 168251575, 201901890, 336503150, 403803780, 504754725, 673006300, 1009509450, 2019018900]

約数ペア:

[(1, 2019018900), (2, 1009509450), (3, 673006300), (4, 504754725), (5, 403803780), (6, 336503150), (10, 201901890), (12, 168251575), (15, 134601260), (20, 100950945), (25, 80760756), (30, 67300630), (50, 40380378), (60, 33650315), (75, 26920252), (100, 20190189), (150, 13460126), (251, 8043900), (300, 6730063), (502, 4021950), (753, 2681300), (1004, 2010975), (1255, 1608780), (1506, 1340650), (2510, 804390), (3012, 670325), (3765, 536260), (5020, 402195), (6275, 321756), (7530, 268130), (12550, 160878), (15060, 134065), (18825, 107252), (25100, 80439), (26813, 75300), (37650, 53626)]