1212991200

素因数分解:

$2^5\times 3^4\times 5^2\times {\mathrm{18719}}^1$

素因数の和:18751

約数の個数: 180

約数和(自身を含む): 4423779360

約数和(自身を除く): 3210788160

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, 144, 150, 160, 162, 180, 200, 216, 225, 240, 270, 288, 300, 324, 360, 400, 405, 432, 450, 480, 540, 600, 648, 675, 720, 800, 810, 864, 900, 1080, 1200, 1296, 1350, 1440, 1620, 1800, 2025, 2160, 2400, 2592, 2700, 3240, 3600, 4050, 4320, 5400, 6480, 7200, 8100, 10800, 12960, 16200, 18719, 21600, 32400, 37438, 56157, 64800, 74876, 93595, 112314, 149752, 168471, 187190, 224628, 280785, 299504, 336942, 374380, 449256, 467975, 505413, 561570, 599008, 673884, 748760, 842355, 898512, 935950, 1010826, 1123140, 1347768, 1403925, 1497520, 1516239, 1684710, 1797024, 1871900, 2021652, 2246280, 2527065, 2695536, 2807850, 2995040, 3032478, 3369420, 3743800, 4043304, 4211775, 4492560, 5054130, 5391072, 5615700, 6064956, 6738840, 7487600, 7581195, 8086608, 8423550, 8985120, 10108260, 11231400, 12129912, 12635325, 13477680, 14975200, 15162390, 16173216, 16847100, 20216520, 22462800, 24259824, 25270650, 26955360, 30324780, 33694200, 37905975, 40433040, 44925600, 48519648, 50541300, 60649560, 67388400, 75811950, 80866080, 101082600, 121299120, 134776800, 151623900, 202165200, 242598240, 303247800, 404330400, 606495600, 1212991200]

約数ペア:

[(1, 1212991200), (2, 606495600), (3, 404330400), (4, 303247800), (5, 242598240), (6, 202165200), (8, 151623900), (9, 134776800), (10, 121299120), (12, 101082600), (15, 80866080), (16, 75811950), (18, 67388400), (20, 60649560), (24, 50541300), (25, 48519648), (27, 44925600), (30, 40433040), (32, 37905975), (36, 33694200), (40, 30324780), (45, 26955360), (48, 25270650), (50, 24259824), (54, 22462800), (60, 20216520), (72, 16847100), (75, 16173216), (80, 15162390), (81, 14975200), (90, 13477680), (96, 12635325), (100, 12129912), (108, 11231400), (120, 10108260), (135, 8985120), (144, 8423550), (150, 8086608), (160, 7581195), (162, 7487600), (180, 6738840), (200, 6064956), (216, 5615700), (225, 5391072), (240, 5054130), (270, 4492560), (288, 4211775), (300, 4043304), (324, 3743800), (360, 3369420), (400, 3032478), (405, 2995040), (432, 2807850), (450, 2695536), (480, 2527065), (540, 2246280), (600, 2021652), (648, 1871900), (675, 1797024), (720, 1684710), (800, 1516239), (810, 1497520), (864, 1403925), (900, 1347768), (1080, 1123140), (1200, 1010826), (1296, 935950), (1350, 898512), (1440, 842355), (1620, 748760), (1800, 673884), (2025, 599008), (2160, 561570), (2400, 505413), (2592, 467975), (2700, 449256), (3240, 374380), (3600, 336942), (4050, 299504), (4320, 280785), (5400, 224628), (6480, 187190), (7200, 168471), (8100, 149752), (10800, 112314), (12960, 93595), (16200, 74876), (18719, 64800), (21600, 56157), (32400, 37438)]