80286660

素因数分解:

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

素因数の和:1122

約数の個数: 96

約数和(自身を含む): 251637120

約数和(自身を除く): 171350460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 157, 180, 270, 314, 471, 540, 628, 785, 942, 947, 1413, 1570, 1884, 1894, 2355, 2826, 2841, 3140, 3788, 4239, 4710, 4735, 5652, 5682, 7065, 8478, 8523, 9420, 9470, 11364, 14130, 14205, 16956, 17046, 18940, 21195, 25569, 28260, 28410, 34092, 42390, 42615, 51138, 56820, 84780, 85230, 102276, 127845, 148679, 170460, 255690, 297358, 446037, 511380, 594716, 743395, 892074, 1338111, 1486790, 1784148, 2230185, 2676222, 2973580, 4014333, 4460370, 5352444, 6690555, 8028666, 8920740, 13381110, 16057332, 20071665, 26762220, 40143330, 80286660]

約数ペア:

[(1, 80286660), (2, 40143330), (3, 26762220), (4, 20071665), (5, 16057332), (6, 13381110), (9, 8920740), (10, 8028666), (12, 6690555), (15, 5352444), (18, 4460370), (20, 4014333), (27, 2973580), (30, 2676222), (36, 2230185), (45, 1784148), (54, 1486790), (60, 1338111), (90, 892074), (108, 743395), (135, 594716), (157, 511380), (180, 446037), (270, 297358), (314, 255690), (471, 170460), (540, 148679), (628, 127845), (785, 102276), (942, 85230), (947, 84780), (1413, 56820), (1570, 51138), (1884, 42615), (1894, 42390), (2355, 34092), (2826, 28410), (2841, 28260), (3140, 25569), (3788, 21195), (4239, 18940), (4710, 17046), (4735, 16956), (5652, 14205), (5682, 14130), (7065, 11364), (8478, 9470), (8523, 9420)]