757890

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{401}}^1$

素因数の和:424

約数の個数: 64

約数和(自身を含む): 2315520

約数和(自身を除く): 1557630

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 401, 630, 802, 945, 1203, 1890, 2005, 2406, 2807, 3609, 4010, 5614, 6015, 7218, 8421, 10827, 12030, 14035, 16842, 18045, 21654, 25263, 28070, 36090, 42105, 50526, 54135, 75789, 84210, 108270, 126315, 151578, 252630, 378945, 757890]

約数ペア:

[(1, 757890), (2, 378945), (3, 252630), (5, 151578), (6, 126315), (7, 108270), (9, 84210), (10, 75789), (14, 54135), (15, 50526), (18, 42105), (21, 36090), (27, 28070), (30, 25263), (35, 21654), (42, 18045), (45, 16842), (54, 14035), (63, 12030), (70, 10827), (90, 8421), (105, 7218), (126, 6015), (135, 5614), (189, 4010), (210, 3609), (270, 2807), (315, 2406), (378, 2005), (401, 1890), (630, 1203), (802, 945)]