30145860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{449}}^1$

素因数の和:837

約数の個数: 72

約数和(自身を含む): 91891800

約数和(自身を除く): 61745940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 373, 449, 746, 898, 1119, 1347, 1492, 1796, 1865, 2238, 2245, 2694, 3357, 3730, 4041, 4476, 4490, 5388, 5595, 6714, 6735, 7460, 8082, 8980, 11190, 13428, 13470, 16164, 16785, 20205, 22380, 26940, 33570, 40410, 67140, 80820, 167477, 334954, 502431, 669908, 837385, 1004862, 1507293, 1674770, 2009724, 2512155, 3014586, 3349540, 5024310, 6029172, 7536465, 10048620, 15072930, 30145860]

約数ペア:

[(1, 30145860), (2, 15072930), (3, 10048620), (4, 7536465), (5, 6029172), (6, 5024310), (9, 3349540), (10, 3014586), (12, 2512155), (15, 2009724), (18, 1674770), (20, 1507293), (30, 1004862), (36, 837385), (45, 669908), (60, 502431), (90, 334954), (180, 167477), (373, 80820), (449, 67140), (746, 40410), (898, 33570), (1119, 26940), (1347, 22380), (1492, 20205), (1796, 16785), (1865, 16164), (2238, 13470), (2245, 13428), (2694, 11190), (3357, 8980), (3730, 8082), (4041, 7460), (4476, 6735), (4490, 6714), (5388, 5595)]