64666770

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{43991}}^1$

素因数の和:44015

約数の個数: 48

約数和(自身を含む): 180543168

約数和(自身を除く): 115876398

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 43991, 87982, 131973, 219955, 263946, 307937, 439910, 615874, 659865, 923811, 1319730, 1539685, 1847622, 2155559, 3079370, 4311118, 4619055, 6466677, 9238110, 10777795, 12933354, 21555590, 32333385, 64666770]

約数ペア:

[(1, 64666770), (2, 32333385), (3, 21555590), (5, 12933354), (6, 10777795), (7, 9238110), (10, 6466677), (14, 4619055), (15, 4311118), (21, 3079370), (30, 2155559), (35, 1847622), (42, 1539685), (49, 1319730), (70, 923811), (98, 659865), (105, 615874), (147, 439910), (210, 307937), (245, 263946), (294, 219955), (490, 131973), (735, 87982), (1470, 43991)]