490710120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{20549}}^1$

素因数の和:20762

約数の個数: 64

約数和(自身を含む): 1479600000

約数和(自身を除く): 988889880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 199, 398, 597, 796, 995, 1194, 1592, 1990, 2388, 2985, 3980, 4776, 5970, 7960, 11940, 20549, 23880, 41098, 61647, 82196, 102745, 123294, 164392, 205490, 246588, 308235, 410980, 493176, 616470, 821960, 1232940, 2465880, 4089251, 8178502, 12267753, 16357004, 20446255, 24535506, 32714008, 40892510, 49071012, 61338765, 81785020, 98142024, 122677530, 163570040, 245355060, 490710120]

約数ペア:

[(1, 490710120), (2, 245355060), (3, 163570040), (4, 122677530), (5, 98142024), (6, 81785020), (8, 61338765), (10, 49071012), (12, 40892510), (15, 32714008), (20, 24535506), (24, 20446255), (30, 16357004), (40, 12267753), (60, 8178502), (120, 4089251), (199, 2465880), (398, 1232940), (597, 821960), (796, 616470), (995, 493176), (1194, 410980), (1592, 308235), (1990, 246588), (2388, 205490), (2985, 164392), (3980, 123294), (4776, 102745), (5970, 82196), (7960, 61647), (11940, 41098), (20549, 23880)]