242995140

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{49999}}^1$

素因数の和:50023

約数の個数: 72

約数和(自身を含む): 764400000

約数和(自身を除く): 521404860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 49999, 99998, 149997, 199996, 249995, 299994, 449991, 499990, 599988, 749985, 899982, 999980, 1349973, 1499970, 1799964, 2249955, 2699946, 2999940, 4049919, 4499910, 5399892, 6749865, 8099838, 8999820, 12149757, 13499730, 16199676, 20249595, 24299514, 26999460, 40499190, 48599028, 60748785, 80998380, 121497570, 242995140]

約数ペア:

[(1, 242995140), (2, 121497570), (3, 80998380), (4, 60748785), (5, 48599028), (6, 40499190), (9, 26999460), (10, 24299514), (12, 20249595), (15, 16199676), (18, 13499730), (20, 12149757), (27, 8999820), (30, 8099838), (36, 6749865), (45, 5399892), (54, 4499910), (60, 4049919), (81, 2999940), (90, 2699946), (108, 2249955), (135, 1799964), (162, 1499970), (180, 1349973), (243, 999980), (270, 899982), (324, 749985), (405, 599988), (486, 499990), (540, 449991), (810, 299994), (972, 249995), (1215, 199996), (1620, 149997), (2430, 99998), (4860, 49999)]