72672984

素因数分解:

$2^3\times 3^3\times {\mathrm{509}}^1\times {\mathrm{661}}^1$

素因数の和:1185

約数の個数: 64

約数和(自身を含む): 202572000

約数和(自身を除く): 129899016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 509, 661, 1018, 1322, 1527, 1983, 2036, 2644, 3054, 3966, 4072, 4581, 5288, 5949, 6108, 7932, 9162, 11898, 12216, 13743, 15864, 17847, 18324, 23796, 27486, 35694, 36648, 47592, 54972, 71388, 109944, 142776, 336449, 672898, 1009347, 1345796, 2018694, 2691592, 3028041, 4037388, 6056082, 8074776, 9084123, 12112164, 18168246, 24224328, 36336492, 72672984]

約数ペア:

[(1, 72672984), (2, 36336492), (3, 24224328), (4, 18168246), (6, 12112164), (8, 9084123), (9, 8074776), (12, 6056082), (18, 4037388), (24, 3028041), (27, 2691592), (36, 2018694), (54, 1345796), (72, 1009347), (108, 672898), (216, 336449), (509, 142776), (661, 109944), (1018, 71388), (1322, 54972), (1527, 47592), (1983, 36648), (2036, 35694), (2644, 27486), (3054, 23796), (3966, 18324), (4072, 17847), (4581, 15864), (5288, 13743), (5949, 12216), (6108, 11898), (7932, 9162)]