80639820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{149333}}^1$

素因数の和:149351

約数の個数: 48

約数和(自身を含む): 250881120

約数和(自身を除く): 170241300

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, 149333, 298666, 447999, 597332, 746665, 895998, 1343997, 1493330, 1791996, 2239995, 2687994, 2986660, 4031991, 4479990, 5375988, 6719985, 8063982, 8959980, 13439970, 16127964, 20159955, 26879940, 40319910, 80639820]

約数ペア:

[(1, 80639820), (2, 40319910), (3, 26879940), (4, 20159955), (5, 16127964), (6, 13439970), (9, 8959980), (10, 8063982), (12, 6719985), (15, 5375988), (18, 4479990), (20, 4031991), (27, 2986660), (30, 2687994), (36, 2239995), (45, 1791996), (54, 1493330), (60, 1343997), (90, 895998), (108, 746665), (135, 597332), (180, 447999), (270, 298666), (540, 149333)]