81241488

素因数分解:

$2^4\times 3^3\times {\mathrm{181}}^1\times {\mathrm{1039}}^1$

素因数の和:1237

約数の個数: 80

約数和(自身を含む): 234707200

約数和(自身を除く): 153465712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 181, 216, 362, 432, 543, 724, 1039, 1086, 1448, 1629, 2078, 2172, 2896, 3117, 3258, 4156, 4344, 4887, 6234, 6516, 8312, 8688, 9351, 9774, 12468, 13032, 16624, 18702, 19548, 24936, 26064, 28053, 37404, 39096, 49872, 56106, 74808, 78192, 112212, 149616, 188059, 224424, 376118, 448848, 564177, 752236, 1128354, 1504472, 1692531, 2256708, 3008944, 3385062, 4513416, 5077593, 6770124, 9026832, 10155186, 13540248, 20310372, 27080496, 40620744, 81241488]

約数ペア:

[(1, 81241488), (2, 40620744), (3, 27080496), (4, 20310372), (6, 13540248), (8, 10155186), (9, 9026832), (12, 6770124), (16, 5077593), (18, 4513416), (24, 3385062), (27, 3008944), (36, 2256708), (48, 1692531), (54, 1504472), (72, 1128354), (108, 752236), (144, 564177), (181, 448848), (216, 376118), (362, 224424), (432, 188059), (543, 149616), (724, 112212), (1039, 78192), (1086, 74808), (1448, 56106), (1629, 49872), (2078, 39096), (2172, 37404), (2896, 28053), (3117, 26064), (3258, 24936), (4156, 19548), (4344, 18702), (4887, 16624), (6234, 13032), (6516, 12468), (8312, 9774), (8688, 9351)]