78242820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{6553}}^1$

素因数の和:6764

約数の個数: 48

約数和(自身を含む): 220214400

約数和(自身を除く): 141971580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 199, 398, 597, 796, 995, 1194, 1990, 2388, 2985, 3980, 5970, 6553, 11940, 13106, 19659, 26212, 32765, 39318, 65530, 78636, 98295, 131060, 196590, 393180, 1304047, 2608094, 3912141, 5216188, 6520235, 7824282, 13040470, 15648564, 19560705, 26080940, 39121410, 78242820]

約数ペア:

[(1, 78242820), (2, 39121410), (3, 26080940), (4, 19560705), (5, 15648564), (6, 13040470), (10, 7824282), (12, 6520235), (15, 5216188), (20, 3912141), (30, 2608094), (60, 1304047), (199, 393180), (398, 196590), (597, 131060), (796, 98295), (995, 78636), (1194, 65530), (1990, 39318), (2388, 32765), (2985, 26212), (3980, 19659), (5970, 13106), (6553, 11940)]