189040140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{947}}^1\times {\mathrm{1109}}^1$

素因数の和:2071

約数の個数: 72

約数和(自身を含む): 574544880

約数和(自身を除く): 385504740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 947, 1109, 1894, 2218, 2841, 3327, 3788, 4436, 4735, 5545, 5682, 6654, 8523, 9470, 9981, 11090, 11364, 13308, 14205, 16635, 17046, 18940, 19962, 22180, 28410, 33270, 34092, 39924, 42615, 49905, 56820, 66540, 85230, 99810, 170460, 199620, 1050223, 2100446, 3150669, 4200892, 5251115, 6301338, 9452007, 10502230, 12602676, 15753345, 18904014, 21004460, 31506690, 37808028, 47260035, 63013380, 94520070, 189040140]

約数ペア:

[(1, 189040140), (2, 94520070), (3, 63013380), (4, 47260035), (5, 37808028), (6, 31506690), (9, 21004460), (10, 18904014), (12, 15753345), (15, 12602676), (18, 10502230), (20, 9452007), (30, 6301338), (36, 5251115), (45, 4200892), (60, 3150669), (90, 2100446), (180, 1050223), (947, 199620), (1109, 170460), (1894, 99810), (2218, 85230), (2841, 66540), (3327, 56820), (3788, 49905), (4436, 42615), (4735, 39924), (5545, 34092), (5682, 33270), (6654, 28410), (8523, 22180), (9470, 19962), (9981, 18940), (11090, 17046), (11364, 16635), (13308, 14205)]