21615318288

素因数分解:

$2^4\times 3^3\times {\mathrm{181}}^1\times {\mathrm{276439}}^1$

素因数の和:276637

約数の個数: 80

約数和(自身を含む): 62386979200

約数和(自身を除く): 40771660912

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, 1086, 1448, 1629, 2172, 2896, 3258, 4344, 4887, 6516, 8688, 9774, 13032, 19548, 26064, 39096, 78192, 276439, 552878, 829317, 1105756, 1658634, 2211512, 2487951, 3317268, 4423024, 4975902, 6634536, 7463853, 9951804, 13269072, 14927706, 19903608, 29855412, 39807216, 50035459, 59710824, 100070918, 119421648, 150106377, 200141836, 300212754, 400283672, 450319131, 600425508, 800567344, 900638262, 1200851016, 1350957393, 1801276524, 2401702032, 2701914786, 3602553048, 5403829572, 7205106096, 10807659144, 21615318288]

約数ペア:

[(1, 21615318288), (2, 10807659144), (3, 7205106096), (4, 5403829572), (6, 3602553048), (8, 2701914786), (9, 2401702032), (12, 1801276524), (16, 1350957393), (18, 1200851016), (24, 900638262), (27, 800567344), (36, 600425508), (48, 450319131), (54, 400283672), (72, 300212754), (108, 200141836), (144, 150106377), (181, 119421648), (216, 100070918), (362, 59710824), (432, 50035459), (543, 39807216), (724, 29855412), (1086, 19903608), (1448, 14927706), (1629, 13269072), (2172, 9951804), (2896, 7463853), (3258, 6634536), (4344, 4975902), (4887, 4423024), (6516, 3317268), (8688, 2487951), (9774, 2211512), (13032, 1658634), (19548, 1105756), (26064, 829317), (39096, 552878), (78192, 276439)]