84520620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{941}}^1$

素因数の和:1455

約数の個数: 72

約数和(自身を含む): 257166000

約数和(自身を除く): 172645380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 499, 941, 998, 1497, 1882, 1996, 2495, 2823, 2994, 3764, 4491, 4705, 4990, 5646, 5988, 7485, 8469, 8982, 9410, 9980, 11292, 14115, 14970, 16938, 17964, 18820, 22455, 28230, 29940, 33876, 42345, 44910, 56460, 84690, 89820, 169380, 469559, 939118, 1408677, 1878236, 2347795, 2817354, 4226031, 4695590, 5634708, 7043385, 8452062, 9391180, 14086770, 16904124, 21130155, 28173540, 42260310, 84520620]

約数ペア:

[(1, 84520620), (2, 42260310), (3, 28173540), (4, 21130155), (5, 16904124), (6, 14086770), (9, 9391180), (10, 8452062), (12, 7043385), (15, 5634708), (18, 4695590), (20, 4226031), (30, 2817354), (36, 2347795), (45, 1878236), (60, 1408677), (90, 939118), (180, 469559), (499, 169380), (941, 89820), (998, 84690), (1497, 56460), (1882, 44910), (1996, 42345), (2495, 33876), (2823, 29940), (2994, 28230), (3764, 22455), (4491, 18820), (4705, 17964), (4990, 16938), (5646, 14970), (5988, 14115), (7485, 11292), (8469, 9980), (8982, 9410)]