3001880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 7879680

約数和(自身を除く): 4877800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 151, 280, 284, 302, 355, 497, 568, 604, 710, 755, 994, 1057, 1208, 1420, 1510, 1988, 2114, 2485, 2840, 3020, 3976, 4228, 4970, 5285, 6040, 8456, 9940, 10570, 10721, 19880, 21140, 21442, 42280, 42884, 53605, 75047, 85768, 107210, 150094, 214420, 300188, 375235, 428840, 600376, 750470, 1500940, 3001880]

約数ペア:

[(1, 3001880), (2, 1500940), (4, 750470), (5, 600376), (7, 428840), (8, 375235), (10, 300188), (14, 214420), (20, 150094), (28, 107210), (35, 85768), (40, 75047), (56, 53605), (70, 42884), (71, 42280), (140, 21442), (142, 21140), (151, 19880), (280, 10721), (284, 10570), (302, 9940), (355, 8456), (497, 6040), (568, 5285), (604, 4970), (710, 4228), (755, 3976), (994, 3020), (1057, 2840), (1208, 2485), (1420, 2114), (1510, 1988)]