131991000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{43997}}^1$

素因数の和:44021

約数の個数: 64

約数和(自身を含む): 411821280

約数和(自身を除く): 279830280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 200, 250, 300, 375, 500, 600, 750, 1000, 1500, 3000, 43997, 87994, 131991, 175988, 219985, 263982, 351976, 439970, 527964, 659955, 879940, 1055928, 1099925, 1319910, 1759880, 2199850, 2639820, 3299775, 4399700, 5279640, 5499625, 6599550, 8799400, 10999250, 13199100, 16498875, 21998500, 26398200, 32997750, 43997000, 65995500, 131991000]

約数ペア:

[(1, 131991000), (2, 65995500), (3, 43997000), (4, 32997750), (5, 26398200), (6, 21998500), (8, 16498875), (10, 13199100), (12, 10999250), (15, 8799400), (20, 6599550), (24, 5499625), (25, 5279640), (30, 4399700), (40, 3299775), (50, 2639820), (60, 2199850), (75, 1759880), (100, 1319910), (120, 1099925), (125, 1055928), (150, 879940), (200, 659955), (250, 527964), (300, 439970), (375, 351976), (500, 263982), (600, 219985), (750, 175988), (1000, 131991), (1500, 87994), (3000, 43997)]