178620930

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{673}}^1\times {\mathrm{983}}^1$

素因数の和:1672

約数の個数: 64

約数和(自身を含む): 477515520

約数和(自身を除く): 298894590

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 673, 983, 1346, 1966, 2019, 2949, 3365, 4038, 4915, 5898, 6057, 6730, 8847, 9830, 10095, 12114, 14745, 17694, 18171, 20190, 26541, 29490, 30285, 36342, 44235, 53082, 60570, 88470, 90855, 132705, 181710, 265410, 661559, 1323118, 1984677, 3307795, 3969354, 5954031, 6615590, 9923385, 11908062, 17862093, 19846770, 29770155, 35724186, 59540310, 89310465, 178620930]

約数ペア:

[(1, 178620930), (2, 89310465), (3, 59540310), (5, 35724186), (6, 29770155), (9, 19846770), (10, 17862093), (15, 11908062), (18, 9923385), (27, 6615590), (30, 5954031), (45, 3969354), (54, 3307795), (90, 1984677), (135, 1323118), (270, 661559), (673, 265410), (983, 181710), (1346, 132705), (1966, 90855), (2019, 88470), (2949, 60570), (3365, 53082), (4038, 44235), (4915, 36342), (5898, 30285), (6057, 29490), (6730, 26541), (8847, 20190), (9830, 18171), (10095, 17694), (12114, 14745)]