26762220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{947}}^1$

素因数の和:1119

約数の個数: 72

約数和(自身を含む): 81782064

約数和(自身を除く): 55019844

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 157, 180, 314, 471, 628, 785, 942, 947, 1413, 1570, 1884, 1894, 2355, 2826, 2841, 3140, 3788, 4710, 4735, 5652, 5682, 7065, 8523, 9420, 9470, 11364, 14130, 14205, 17046, 18940, 28260, 28410, 34092, 42615, 56820, 85230, 148679, 170460, 297358, 446037, 594716, 743395, 892074, 1338111, 1486790, 1784148, 2230185, 2676222, 2973580, 4460370, 5352444, 6690555, 8920740, 13381110, 26762220]

約数ペア:

[(1, 26762220), (2, 13381110), (3, 8920740), (4, 6690555), (5, 5352444), (6, 4460370), (9, 2973580), (10, 2676222), (12, 2230185), (15, 1784148), (18, 1486790), (20, 1338111), (30, 892074), (36, 743395), (45, 594716), (60, 446037), (90, 297358), (157, 170460), (180, 148679), (314, 85230), (471, 56820), (628, 42615), (785, 34092), (942, 28410), (947, 28260), (1413, 18940), (1570, 17046), (1884, 14205), (1894, 14130), (2355, 11364), (2826, 9470), (2841, 9420), (3140, 8523), (3788, 7065), (4710, 5682), (4735, 5652)]