149818900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19457}}^1$

素因数の和:19489

約数の個数: 72

約数和(自身を含む): 405349056

約数和(自身を除く): 255530156

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 140, 154, 175, 220, 275, 308, 350, 385, 550, 700, 770, 1100, 1540, 1925, 3850, 7700, 19457, 38914, 77828, 97285, 136199, 194570, 214027, 272398, 389140, 428054, 486425, 544796, 680995, 856108, 972850, 1070135, 1361990, 1498189, 1945700, 2140270, 2723980, 2996378, 3404975, 4280540, 5350675, 5992756, 6809950, 7490945, 10701350, 13619900, 14981890, 21402700, 29963780, 37454725, 74909450, 149818900]

約数ペア:

[(1, 149818900), (2, 74909450), (4, 37454725), (5, 29963780), (7, 21402700), (10, 14981890), (11, 13619900), (14, 10701350), (20, 7490945), (22, 6809950), (25, 5992756), (28, 5350675), (35, 4280540), (44, 3404975), (50, 2996378), (55, 2723980), (70, 2140270), (77, 1945700), (100, 1498189), (110, 1361990), (140, 1070135), (154, 972850), (175, 856108), (220, 680995), (275, 544796), (308, 486425), (350, 428054), (385, 389140), (550, 272398), (700, 214027), (770, 194570), (1100, 136199), (1540, 97285), (1925, 77828), (3850, 38914), (7700, 19457)]