216876816

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{115853}}^1$

素因数の和:115880

約数の個数: 60

約数和(自身を含む): 653648268

約数和(自身を除く): 436771452

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 115853, 231706, 347559, 463412, 695118, 926824, 1042677, 1390236, 1506089, 1853648, 2085354, 2780472, 3012178, 4170708, 4518267, 5560944, 6024356, 8341416, 9036534, 12048712, 13554801, 16682832, 18073068, 24097424, 27109602, 36146136, 54219204, 72292272, 108438408, 216876816]

約数ペア:

[(1, 216876816), (2, 108438408), (3, 72292272), (4, 54219204), (6, 36146136), (8, 27109602), (9, 24097424), (12, 18073068), (13, 16682832), (16, 13554801), (18, 12048712), (24, 9036534), (26, 8341416), (36, 6024356), (39, 5560944), (48, 4518267), (52, 4170708), (72, 3012178), (78, 2780472), (104, 2085354), (117, 1853648), (144, 1506089), (156, 1390236), (208, 1042677), (234, 926824), (312, 695118), (468, 463412), (624, 347559), (936, 231706), (1872, 115853)]