30052980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{839}}^1$

素因数の和:1053

約数の個数: 72

約数和(自身を含む): 91728000

約数和(自身を除く): 61675020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 199, 398, 597, 796, 839, 995, 1194, 1678, 1791, 1990, 2388, 2517, 2985, 3356, 3582, 3980, 4195, 5034, 5970, 7164, 7551, 8390, 8955, 10068, 11940, 12585, 15102, 16780, 17910, 25170, 30204, 35820, 37755, 50340, 75510, 151020, 166961, 333922, 500883, 667844, 834805, 1001766, 1502649, 1669610, 2003532, 2504415, 3005298, 3339220, 5008830, 6010596, 7513245, 10017660, 15026490, 30052980]

約数ペア:

[(1, 30052980), (2, 15026490), (3, 10017660), (4, 7513245), (5, 6010596), (6, 5008830), (9, 3339220), (10, 3005298), (12, 2504415), (15, 2003532), (18, 1669610), (20, 1502649), (30, 1001766), (36, 834805), (45, 667844), (60, 500883), (90, 333922), (180, 166961), (199, 151020), (398, 75510), (597, 50340), (796, 37755), (839, 35820), (995, 30204), (1194, 25170), (1678, 17910), (1791, 16780), (1990, 15102), (2388, 12585), (2517, 11940), (2985, 10068), (3356, 8955), (3582, 8390), (3980, 7551), (4195, 7164), (5034, 5970)]