81007800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:186

約数の個数: 192

約数和(自身を含む): 267170400

約数和(自身を除く): 186162600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 37, 40, 41, 50, 60, 74, 75, 82, 89, 100, 111, 120, 123, 148, 150, 164, 178, 185, 200, 205, 222, 246, 267, 296, 300, 328, 356, 370, 410, 444, 445, 492, 534, 555, 600, 615, 712, 740, 820, 888, 890, 925, 984, 1025, 1068, 1110, 1230, 1335, 1480, 1517, 1640, 1780, 1850, 2050, 2136, 2220, 2225, 2460, 2670, 2775, 3034, 3075, 3293, 3560, 3649, 3700, 4100, 4440, 4450, 4551, 4920, 5340, 5550, 6068, 6150, 6586, 6675, 7298, 7400, 7585, 8200, 8900, 9102, 9879, 10680, 10947, 11100, 12136, 12300, 13172, 13350, 14596, 15170, 16465, 17800, 18204, 18245, 19758, 21894, 22200, 22755, 24600, 26344, 26700, 29192, 30340, 32930, 36408, 36490, 37925, 39516, 43788, 45510, 49395, 53400, 54735, 60680, 65860, 72980, 75850, 79032, 82325, 87576, 91020, 91225, 98790, 109470, 113775, 131720, 135013, 145960, 151700, 164650, 182040, 182450, 197580, 218940, 227550, 246975, 270026, 273675, 303400, 329300, 364900, 395160, 405039, 437880, 455100, 493950, 540052, 547350, 658600, 675065, 729800, 810078, 910200, 987900, 1080104, 1094700, 1350130, 1620156, 1975800, 2025195, 2189400, 2700260, 3240312, 3375325, 4050390, 5400520, 6750650, 8100780, 10125975, 13501300, 16201560, 20251950, 27002600, 40503900, 81007800]

約数ペア:

[(1, 81007800), (2, 40503900), (3, 27002600), (4, 20251950), (5, 16201560), (6, 13501300), (8, 10125975), (10, 8100780), (12, 6750650), (15, 5400520), (20, 4050390), (24, 3375325), (25, 3240312), (30, 2700260), (37, 2189400), (40, 2025195), (41, 1975800), (50, 1620156), (60, 1350130), (74, 1094700), (75, 1080104), (82, 987900), (89, 910200), (100, 810078), (111, 729800), (120, 675065), (123, 658600), (148, 547350), (150, 540052), (164, 493950), (178, 455100), (185, 437880), (200, 405039), (205, 395160), (222, 364900), (246, 329300), (267, 303400), (296, 273675), (300, 270026), (328, 246975), (356, 227550), (370, 218940), (410, 197580), (444, 182450), (445, 182040), (492, 164650), (534, 151700), (555, 145960), (600, 135013), (615, 131720), (712, 113775), (740, 109470), (820, 98790), (888, 91225), (890, 91020), (925, 87576), (984, 82325), (1025, 79032), (1068, 75850), (1110, 72980), (1230, 65860), (1335, 60680), (1480, 54735), (1517, 53400), (1640, 49395), (1780, 45510), (1850, 43788), (2050, 39516), (2136, 37925), (2220, 36490), (2225, 36408), (2460, 32930), (2670, 30340), (2775, 29192), (3034, 26700), (3075, 26344), (3293, 24600), (3560, 22755), (3649, 22200), (3700, 21894), (4100, 19758), (4440, 18245), (4450, 18204), (4551, 17800), (4920, 16465), (5340, 15170), (5550, 14596), (6068, 13350), (6150, 13172), (6586, 12300), (6675, 12136), (7298, 11100), (7400, 10947), (7585, 10680), (8200, 9879), (8900, 9102)]