71819640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{199499}}^1$

素因数の和:199516

約数の個数: 48

約数和(自身を含む): 233415000

約数和(自身を除く): 161595360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 199499, 398998, 598497, 797996, 997495, 1196994, 1595992, 1795491, 1994990, 2393988, 2992485, 3590982, 3989980, 4787976, 5984970, 7181964, 7979960, 8977455, 11969940, 14363928, 17954910, 23939880, 35909820, 71819640]

約数ペア:

[(1, 71819640), (2, 35909820), (3, 23939880), (4, 17954910), (5, 14363928), (6, 11969940), (8, 8977455), (9, 7979960), (10, 7181964), (12, 5984970), (15, 4787976), (18, 3989980), (20, 3590982), (24, 2992485), (30, 2393988), (36, 1994990), (40, 1795491), (45, 1595992), (60, 1196994), (72, 997495), (90, 797996), (120, 598497), (180, 398998), (360, 199499)]