30458940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2551}}^1$

素因数の和:2762

約数の個数: 48

約数和(自身を含む): 85747200

約数和(自身を除く): 55288260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 199, 398, 597, 796, 995, 1194, 1990, 2388, 2551, 2985, 3980, 5102, 5970, 7653, 10204, 11940, 12755, 15306, 25510, 30612, 38265, 51020, 76530, 153060, 507649, 1015298, 1522947, 2030596, 2538245, 3045894, 5076490, 6091788, 7614735, 10152980, 15229470, 30458940]

約数ペア:

[(1, 30458940), (2, 15229470), (3, 10152980), (4, 7614735), (5, 6091788), (6, 5076490), (10, 3045894), (12, 2538245), (15, 2030596), (20, 1522947), (30, 1015298), (60, 507649), (199, 153060), (398, 76530), (597, 51020), (796, 38265), (995, 30612), (1194, 25510), (1990, 15306), (2388, 12755), (2551, 11940), (2985, 10204), (3980, 7653), (5102, 5970)]