214750980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{397687}}^1$

素因数の和:397705

約数の個数: 48

約数和(自身を含む): 668115840

約数和(自身を除く): 453364860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 397687, 795374, 1193061, 1590748, 1988435, 2386122, 3579183, 3976870, 4772244, 5965305, 7158366, 7953740, 10737549, 11930610, 14316732, 17895915, 21475098, 23861220, 35791830, 42950196, 53687745, 71583660, 107375490, 214750980]

約数ペア:

[(1, 214750980), (2, 107375490), (3, 71583660), (4, 53687745), (5, 42950196), (6, 35791830), (9, 23861220), (10, 21475098), (12, 17895915), (15, 14316732), (18, 11930610), (20, 10737549), (27, 7953740), (30, 7158366), (36, 5965305), (45, 4772244), (54, 3976870), (60, 3579183), (90, 2386122), (108, 1988435), (135, 1590748), (180, 1193061), (270, 795374), (540, 397687)]