81855000

素因数分解:

$2^3\times 3^2\times 5^4\times {\mathrm{17}}^1\times {\mathrm{107}}^1$

素因数の和:156

約数の個数: 240

約数和(自身を含む): 296061480

約数和(自身を除く): 214206480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 25, 30, 34, 36, 40, 45, 50, 51, 60, 68, 72, 75, 85, 90, 100, 102, 107, 120, 125, 136, 150, 153, 170, 180, 200, 204, 214, 225, 250, 255, 300, 306, 321, 340, 360, 375, 408, 425, 428, 450, 500, 510, 535, 600, 612, 625, 642, 680, 750, 765, 850, 856, 900, 963, 1000, 1020, 1070, 1125, 1224, 1250, 1275, 1284, 1500, 1530, 1605, 1700, 1800, 1819, 1875, 1926, 2040, 2125, 2140, 2250, 2500, 2550, 2568, 2675, 3000, 3060, 3210, 3400, 3638, 3750, 3825, 3852, 4250, 4280, 4500, 4815, 5000, 5100, 5350, 5457, 5625, 6120, 6375, 6420, 7276, 7500, 7650, 7704, 8025, 8500, 9000, 9095, 9630, 10200, 10625, 10700, 10914, 11250, 12750, 12840, 13375, 14552, 15000, 15300, 16050, 16371, 17000, 18190, 19125, 19260, 21250, 21400, 21828, 22500, 24075, 25500, 26750, 27285, 30600, 31875, 32100, 32742, 36380, 38250, 38520, 40125, 42500, 43656, 45000, 45475, 48150, 51000, 53500, 54570, 63750, 64200, 65484, 66875, 72760, 76500, 80250, 81855, 85000, 90950, 95625, 96300, 107000, 109140, 120375, 127500, 130968, 133750, 136425, 153000, 160500, 163710, 181900, 191250, 192600, 200625, 218280, 227375, 240750, 255000, 267500, 272850, 321000, 327420, 363800, 382500, 401250, 409275, 454750, 481500, 535000, 545700, 601875, 654840, 682125, 765000, 802500, 818550, 909500, 963000, 1091400, 1136875, 1203750, 1364250, 1605000, 1637100, 1819000, 2046375, 2273750, 2407500, 2728500, 3274200, 3410625, 4092750, 4547500, 4815000, 5457000, 6821250, 8185500, 9095000, 10231875, 13642500, 16371000, 20463750, 27285000, 40927500, 81855000]

約数ペア:

[(1, 81855000), (2, 40927500), (3, 27285000), (4, 20463750), (5, 16371000), (6, 13642500), (8, 10231875), (9, 9095000), (10, 8185500), (12, 6821250), (15, 5457000), (17, 4815000), (18, 4547500), (20, 4092750), (24, 3410625), (25, 3274200), (30, 2728500), (34, 2407500), (36, 2273750), (40, 2046375), (45, 1819000), (50, 1637100), (51, 1605000), (60, 1364250), (68, 1203750), (72, 1136875), (75, 1091400), (85, 963000), (90, 909500), (100, 818550), (102, 802500), (107, 765000), (120, 682125), (125, 654840), (136, 601875), (150, 545700), (153, 535000), (170, 481500), (180, 454750), (200, 409275), (204, 401250), (214, 382500), (225, 363800), (250, 327420), (255, 321000), (300, 272850), (306, 267500), (321, 255000), (340, 240750), (360, 227375), (375, 218280), (408, 200625), (425, 192600), (428, 191250), (450, 181900), (500, 163710), (510, 160500), (535, 153000), (600, 136425), (612, 133750), (625, 130968), (642, 127500), (680, 120375), (750, 109140), (765, 107000), (850, 96300), (856, 95625), (900, 90950), (963, 85000), (1000, 81855), (1020, 80250), (1070, 76500), (1125, 72760), (1224, 66875), (1250, 65484), (1275, 64200), (1284, 63750), (1500, 54570), (1530, 53500), (1605, 51000), (1700, 48150), (1800, 45475), (1819, 45000), (1875, 43656), (1926, 42500), (2040, 40125), (2125, 38520), (2140, 38250), (2250, 36380), (2500, 32742), (2550, 32100), (2568, 31875), (2675, 30600), (3000, 27285), (3060, 26750), (3210, 25500), (3400, 24075), (3638, 22500), (3750, 21828), (3825, 21400), (3852, 21250), (4250, 19260), (4280, 19125), (4500, 18190), (4815, 17000), (5000, 16371), (5100, 16050), (5350, 15300), (5457, 15000), (5625, 14552), (6120, 13375), (6375, 12840), (6420, 12750), (7276, 11250), (7500, 10914), (7650, 10700), (7704, 10625), (8025, 10200), (8500, 9630), (9000, 9095)]