20578355100

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{185893}}^1$

素因数の和:185957

約数の個数: 144

約数和(自身を含む): 67769516640

約数和(自身を除く): 47191161540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 41, 45, 50, 54, 60, 75, 82, 90, 100, 108, 123, 135, 150, 164, 180, 205, 225, 246, 270, 300, 369, 410, 450, 492, 540, 615, 675, 738, 820, 900, 1025, 1107, 1230, 1350, 1476, 1845, 2050, 2214, 2460, 2700, 3075, 3690, 4100, 4428, 5535, 6150, 7380, 9225, 11070, 12300, 18450, 22140, 27675, 36900, 55350, 110700, 185893, 371786, 557679, 743572, 929465, 1115358, 1673037, 1858930, 2230716, 2788395, 3346074, 3717860, 4647325, 5019111, 5576790, 6692148, 7621613, 8365185, 9294650, 10038222, 11153580, 13941975, 15243226, 16730370, 18589300, 20076444, 22864839, 25095555, 27883950, 30486452, 33460740, 38108065, 41825925, 45729678, 50191110, 55767900, 68594517, 76216130, 83651850, 91459356, 100382220, 114324195, 125477775, 137189034, 152432260, 167303700, 190540325, 205783551, 228648390, 250955550, 274378068, 342972585, 381080650, 411567102, 457296780, 501911100, 571620975, 685945170, 762161300, 823134204, 1028917755, 1143241950, 1371890340, 1714862925, 2057835510, 2286483900, 3429725850, 4115671020, 5144588775, 6859451700, 10289177550, 20578355100]

約数ペア:

[(1, 20578355100), (2, 10289177550), (3, 6859451700), (4, 5144588775), (5, 4115671020), (6, 3429725850), (9, 2286483900), (10, 2057835510), (12, 1714862925), (15, 1371890340), (18, 1143241950), (20, 1028917755), (25, 823134204), (27, 762161300), (30, 685945170), (36, 571620975), (41, 501911100), (45, 457296780), (50, 411567102), (54, 381080650), (60, 342972585), (75, 274378068), (82, 250955550), (90, 228648390), (100, 205783551), (108, 190540325), (123, 167303700), (135, 152432260), (150, 137189034), (164, 125477775), (180, 114324195), (205, 100382220), (225, 91459356), (246, 83651850), (270, 76216130), (300, 68594517), (369, 55767900), (410, 50191110), (450, 45729678), (492, 41825925), (540, 38108065), (615, 33460740), (675, 30486452), (738, 27883950), (820, 25095555), (900, 22864839), (1025, 20076444), (1107, 18589300), (1230, 16730370), (1350, 15243226), (1476, 13941975), (1845, 11153580), (2050, 10038222), (2214, 9294650), (2460, 8365185), (2700, 7621613), (3075, 6692148), (3690, 5576790), (4100, 5019111), (4428, 4647325), (5535, 3717860), (6150, 3346074), (7380, 2788395), (9225, 2230716), (11070, 1858930), (12300, 1673037), (18450, 1115358), (22140, 929465), (27675, 743572), (36900, 557679), (55350, 371786), (110700, 185893)]