189172140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{7489}}^1$

素因数の和:7922

約数の個数: 48

約数和(自身を含む): 531011040

約数和(自身を除く): 341838900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 421, 842, 1263, 1684, 2105, 2526, 4210, 5052, 6315, 7489, 8420, 12630, 14978, 22467, 25260, 29956, 37445, 44934, 74890, 89868, 112335, 149780, 224670, 449340, 3152869, 6305738, 9458607, 12611476, 15764345, 18917214, 31528690, 37834428, 47293035, 63057380, 94586070, 189172140]

約数ペア:

[(1, 189172140), (2, 94586070), (3, 63057380), (4, 47293035), (5, 37834428), (6, 31528690), (10, 18917214), (12, 15764345), (15, 12611476), (20, 9458607), (30, 6305738), (60, 3152869), (421, 449340), (842, 224670), (1263, 149780), (1684, 112335), (2105, 89868), (2526, 74890), (4210, 44934), (5052, 37445), (6315, 29956), (7489, 25260), (8420, 22467), (12630, 14978)]