13981860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{449}}^1$

素因数の和:637

約数の個数: 72

約数和(自身を含む): 42751800

約数和(自身を除く): 28769940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 173, 180, 346, 449, 519, 692, 865, 898, 1038, 1347, 1557, 1730, 1796, 2076, 2245, 2595, 2694, 3114, 3460, 4041, 4490, 5190, 5388, 6228, 6735, 7785, 8082, 8980, 10380, 13470, 15570, 16164, 20205, 26940, 31140, 40410, 77677, 80820, 155354, 233031, 310708, 388385, 466062, 699093, 776770, 932124, 1165155, 1398186, 1553540, 2330310, 2796372, 3495465, 4660620, 6990930, 13981860]

約数ペア:

[(1, 13981860), (2, 6990930), (3, 4660620), (4, 3495465), (5, 2796372), (6, 2330310), (9, 1553540), (10, 1398186), (12, 1165155), (15, 932124), (18, 776770), (20, 699093), (30, 466062), (36, 388385), (45, 310708), (60, 233031), (90, 155354), (173, 80820), (180, 77677), (346, 40410), (449, 31140), (519, 26940), (692, 20205), (865, 16164), (898, 15570), (1038, 13470), (1347, 10380), (1557, 8980), (1730, 8082), (1796, 7785), (2076, 6735), (2245, 6228), (2595, 5388), (2694, 5190), (3114, 4490), (3460, 4041)]