21309080400

素因数分解:

$2^4\times 3^3\times 5^2\times {\mathrm{997}}^1\times {\mathrm{1979}}^1$

素因数の和:3003

約数の個数: 240

約数和(自身を含む): 75958977600

約数和(自身を除く): 54649897200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 90, 100, 108, 120, 135, 144, 150, 180, 200, 216, 225, 240, 270, 300, 360, 400, 432, 450, 540, 600, 675, 720, 900, 997, 1080, 1200, 1350, 1800, 1979, 1994, 2160, 2700, 2991, 3600, 3958, 3988, 4985, 5400, 5937, 5982, 7916, 7976, 8973, 9895, 9970, 10800, 11874, 11964, 14955, 15832, 15952, 17811, 17946, 19790, 19940, 23748, 23928, 24925, 26919, 29685, 29910, 31664, 35622, 35892, 39580, 39880, 44865, 47496, 47856, 49475, 49850, 53433, 53838, 59370, 59820, 71244, 71784, 74775, 79160, 79760, 89055, 89730, 94992, 98950, 99700, 106866, 107676, 118740, 119640, 134595, 142488, 143568, 148425, 149550, 158320, 178110, 179460, 197900, 199400, 213732, 215352, 224325, 237480, 239280, 267165, 269190, 284976, 296850, 299100, 356220, 358920, 395800, 398800, 427464, 430704, 445275, 448650, 474960, 534330, 538380, 593700, 598200, 672975, 712440, 717840, 791600, 854928, 890550, 897300, 1068660, 1076760, 1187400, 1196400, 1335825, 1345950, 1424880, 1781100, 1794600, 1973063, 2137320, 2153520, 2374800, 2671650, 2691900, 3562200, 3589200, 3946126, 4274640, 5343300, 5383800, 5919189, 7124400, 7892252, 9865315, 10686600, 10767600, 11838378, 15784504, 17757567, 19730630, 21373200, 23676756, 29595945, 31569008, 35515134, 39461260, 47353512, 49326575, 53272701, 59191890, 71030268, 78922520, 88787835, 94707024, 98653150, 106545402, 118383780, 142060536, 147979725, 157845040, 177575670, 197306300, 213090804, 236767560, 266363505, 284121072, 295959450, 355151340, 394612600, 426181608, 443939175, 473535120, 532727010, 591918900, 710302680, 789225200, 852363216, 887878350, 1065454020, 1183837800, 1331817525, 1420605360, 1775756700, 2130908040, 2367675600, 2663635050, 3551513400, 4261816080, 5327270100, 7103026800, 10654540200, 21309080400]

約数ペア:

[(1, 21309080400), (2, 10654540200), (3, 7103026800), (4, 5327270100), (5, 4261816080), (6, 3551513400), (8, 2663635050), (9, 2367675600), (10, 2130908040), (12, 1775756700), (15, 1420605360), (16, 1331817525), (18, 1183837800), (20, 1065454020), (24, 887878350), (25, 852363216), (27, 789225200), (30, 710302680), (36, 591918900), (40, 532727010), (45, 473535120), (48, 443939175), (50, 426181608), (54, 394612600), (60, 355151340), (72, 295959450), (75, 284121072), (80, 266363505), (90, 236767560), (100, 213090804), (108, 197306300), (120, 177575670), (135, 157845040), (144, 147979725), (150, 142060536), (180, 118383780), (200, 106545402), (216, 98653150), (225, 94707024), (240, 88787835), (270, 78922520), (300, 71030268), (360, 59191890), (400, 53272701), (432, 49326575), (450, 47353512), (540, 39461260), (600, 35515134), (675, 31569008), (720, 29595945), (900, 23676756), (997, 21373200), (1080, 19730630), (1200, 17757567), (1350, 15784504), (1800, 11838378), (1979, 10767600), (1994, 10686600), (2160, 9865315), (2700, 7892252), (2991, 7124400), (3600, 5919189), (3958, 5383800), (3988, 5343300), (4985, 4274640), (5400, 3946126), (5937, 3589200), (5982, 3562200), (7916, 2691900), (7976, 2671650), (8973, 2374800), (9895, 2153520), (9970, 2137320), (10800, 1973063), (11874, 1794600), (11964, 1781100), (14955, 1424880), (15832, 1345950), (15952, 1335825), (17811, 1196400), (17946, 1187400), (19790, 1076760), (19940, 1068660), (23748, 897300), (23928, 890550), (24925, 854928), (26919, 791600), (29685, 717840), (29910, 712440), (31664, 672975), (35622, 598200), (35892, 593700), (39580, 538380), (39880, 534330), (44865, 474960), (47496, 448650), (47856, 445275), (49475, 430704), (49850, 427464), (53433, 398800), (53838, 395800), (59370, 358920), (59820, 356220), (71244, 299100), (71784, 296850), (74775, 284976), (79160, 269190), (79760, 267165), (89055, 239280), (89730, 237480), (94992, 224325), (98950, 215352), (99700, 213732), (106866, 199400), (107676, 197900), (118740, 179460), (119640, 178110), (134595, 158320), (142488, 149550), (143568, 148425)]