38444940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1559}}^1$

素因数の和:1711

約数の個数: 72

約数和(自身を含む): 117542880

約数和(自身を除く): 79097940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 137, 180, 274, 411, 548, 685, 822, 1233, 1370, 1559, 1644, 2055, 2466, 2740, 3118, 4110, 4677, 4932, 6165, 6236, 7795, 8220, 9354, 12330, 14031, 15590, 18708, 23385, 24660, 28062, 31180, 46770, 56124, 70155, 93540, 140310, 213583, 280620, 427166, 640749, 854332, 1067915, 1281498, 1922247, 2135830, 2562996, 3203745, 3844494, 4271660, 6407490, 7688988, 9611235, 12814980, 19222470, 38444940]

約数ペア:

[(1, 38444940), (2, 19222470), (3, 12814980), (4, 9611235), (5, 7688988), (6, 6407490), (9, 4271660), (10, 3844494), (12, 3203745), (15, 2562996), (18, 2135830), (20, 1922247), (30, 1281498), (36, 1067915), (45, 854332), (60, 640749), (90, 427166), (137, 280620), (180, 213583), (274, 140310), (411, 93540), (548, 70155), (685, 56124), (822, 46770), (1233, 31180), (1370, 28062), (1559, 24660), (1644, 23385), (2055, 18708), (2466, 15590), (2740, 14031), (3118, 12330), (4110, 9354), (4677, 8220), (4932, 7795), (6165, 6236)]