81064800

素因数分解:

$2^5\times 3^6\times 5^2\times {\mathrm{139}}^1$

素因数の和:177

約数の個数: 252

約数和(自身を含む): 298848060

約数和(自身を除く): 217783260

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 81, 90, 96, 100, 108, 120, 135, 139, 144, 150, 160, 162, 180, 200, 216, 225, 240, 243, 270, 278, 288, 300, 324, 360, 400, 405, 417, 432, 450, 480, 486, 540, 556, 600, 648, 675, 695, 720, 729, 800, 810, 834, 864, 900, 972, 1080, 1112, 1200, 1215, 1251, 1296, 1350, 1390, 1440, 1458, 1620, 1668, 1800, 1944, 2025, 2085, 2160, 2224, 2400, 2430, 2502, 2592, 2700, 2780, 2916, 3240, 3336, 3475, 3600, 3645, 3753, 3888, 4050, 4170, 4320, 4448, 4860, 5004, 5400, 5560, 5832, 6075, 6255, 6480, 6672, 6950, 7200, 7290, 7506, 7776, 8100, 8340, 9720, 10008, 10425, 10800, 11120, 11259, 11664, 12150, 12510, 12960, 13344, 13900, 14580, 15012, 16200, 16680, 18225, 18765, 19440, 20016, 20850, 21600, 22240, 22518, 23328, 24300, 25020, 27800, 29160, 30024, 31275, 32400, 33360, 33777, 36450, 37530, 38880, 40032, 41700, 45036, 48600, 50040, 55600, 56295, 58320, 60048, 62550, 64800, 66720, 67554, 72900, 75060, 83400, 90072, 93825, 97200, 100080, 101331, 111200, 112590, 116640, 120096, 125100, 135108, 145800, 150120, 166800, 168885, 180144, 187650, 194400, 200160, 202662, 225180, 250200, 270216, 281475, 291600, 300240, 333600, 337770, 360288, 375300, 405324, 450360, 500400, 506655, 540432, 562950, 583200, 600480, 675540, 750600, 810648, 844425, 900720, 1000800, 1013310, 1080864, 1125900, 1351080, 1501200, 1621296, 1688850, 1801440, 2026620, 2251800, 2533275, 2702160, 3002400, 3242592, 3377700, 4053240, 4503600, 5066550, 5404320, 6755400, 8106480, 9007200, 10133100, 13510800, 16212960, 20266200, 27021600, 40532400, 81064800]

約数ペア:

[(1, 81064800), (2, 40532400), (3, 27021600), (4, 20266200), (5, 16212960), (6, 13510800), (8, 10133100), (9, 9007200), (10, 8106480), (12, 6755400), (15, 5404320), (16, 5066550), (18, 4503600), (20, 4053240), (24, 3377700), (25, 3242592), (27, 3002400), (30, 2702160), (32, 2533275), (36, 2251800), (40, 2026620), (45, 1801440), (48, 1688850), (50, 1621296), (54, 1501200), (60, 1351080), (72, 1125900), (75, 1080864), (80, 1013310), (81, 1000800), (90, 900720), (96, 844425), (100, 810648), (108, 750600), (120, 675540), (135, 600480), (139, 583200), (144, 562950), (150, 540432), (160, 506655), (162, 500400), (180, 450360), (200, 405324), (216, 375300), (225, 360288), (240, 337770), (243, 333600), (270, 300240), (278, 291600), (288, 281475), (300, 270216), (324, 250200), (360, 225180), (400, 202662), (405, 200160), (417, 194400), (432, 187650), (450, 180144), (480, 168885), (486, 166800), (540, 150120), (556, 145800), (600, 135108), (648, 125100), (675, 120096), (695, 116640), (720, 112590), (729, 111200), (800, 101331), (810, 100080), (834, 97200), (864, 93825), (900, 90072), (972, 83400), (1080, 75060), (1112, 72900), (1200, 67554), (1215, 66720), (1251, 64800), (1296, 62550), (1350, 60048), (1390, 58320), (1440, 56295), (1458, 55600), (1620, 50040), (1668, 48600), (1800, 45036), (1944, 41700), (2025, 40032), (2085, 38880), (2160, 37530), (2224, 36450), (2400, 33777), (2430, 33360), (2502, 32400), (2592, 31275), (2700, 30024), (2780, 29160), (2916, 27800), (3240, 25020), (3336, 24300), (3475, 23328), (3600, 22518), (3645, 22240), (3753, 21600), (3888, 20850), (4050, 20016), (4170, 19440), (4320, 18765), (4448, 18225), (4860, 16680), (5004, 16200), (5400, 15012), (5560, 14580), (5832, 13900), (6075, 13344), (6255, 12960), (6480, 12510), (6672, 12150), (6950, 11664), (7200, 11259), (7290, 11120), (7506, 10800), (7776, 10425), (8100, 10008), (8340, 9720)]