81378000

素因数分解:

$2^4\times 3^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{137}}^1$

素因数の和:180

約数の個数: 320

約数和(自身を含む): 320336640

約数和(自身を除く): 238958640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 25, 27, 30, 33, 36, 40, 44, 45, 48, 50, 54, 55, 60, 66, 72, 75, 80, 88, 90, 99, 100, 108, 110, 120, 125, 132, 135, 137, 144, 150, 165, 176, 180, 198, 200, 216, 220, 225, 240, 250, 264, 270, 274, 275, 297, 300, 330, 360, 375, 396, 400, 411, 432, 440, 450, 495, 500, 528, 540, 548, 550, 594, 600, 660, 675, 685, 720, 750, 792, 822, 825, 880, 900, 990, 1000, 1080, 1096, 1100, 1125, 1188, 1200, 1233, 1320, 1350, 1370, 1375, 1485, 1500, 1507, 1584, 1644, 1650, 1800, 1980, 2000, 2055, 2160, 2192, 2200, 2250, 2376, 2466, 2475, 2640, 2700, 2740, 2750, 2970, 3000, 3014, 3288, 3300, 3375, 3425, 3600, 3699, 3960, 4110, 4125, 4400, 4500, 4521, 4752, 4932, 4950, 5400, 5480, 5500, 5940, 6000, 6028, 6165, 6576, 6600, 6750, 6850, 7398, 7425, 7535, 7920, 8220, 8250, 9000, 9042, 9864, 9900, 10275, 10800, 10960, 11000, 11880, 12056, 12330, 12375, 13200, 13500, 13563, 13700, 14796, 14850, 15070, 16440, 16500, 17125, 18000, 18084, 18495, 19728, 19800, 20550, 22000, 22605, 23760, 24112, 24660, 24750, 27000, 27126, 27400, 29592, 29700, 30140, 30825, 32880, 33000, 34250, 36168, 36990, 37125, 37675, 39600, 40689, 41100, 45210, 49320, 49500, 51375, 54000, 54252, 54800, 59184, 59400, 60280, 61650, 66000, 67815, 68500, 72336, 73980, 74250, 75350, 81378, 82200, 90420, 92475, 98640, 99000, 102750, 108504, 113025, 118800, 120560, 123300, 135630, 137000, 147960, 148500, 150700, 154125, 162756, 164400, 180840, 184950, 188375, 198000, 203445, 205500, 217008, 226050, 246600, 271260, 274000, 295920, 297000, 301400, 308250, 325512, 339075, 361680, 369900, 376750, 406890, 411000, 452100, 462375, 493200, 542520, 565125, 594000, 602800, 616500, 651024, 678150, 739800, 753500, 813780, 822000, 904200, 924750, 1017225, 1085040, 1130250, 1233000, 1356300, 1479600, 1507000, 1627560, 1695375, 1808400, 1849500, 2034450, 2260500, 2466000, 2712600, 3014000, 3255120, 3390750, 3699000, 4068900, 4521000, 5086125, 5425200, 6781500, 7398000, 8137800, 9042000, 10172250, 13563000, 16275600, 20344500, 27126000, 40689000, 81378000]

約数ペア:

[(1, 81378000), (2, 40689000), (3, 27126000), (4, 20344500), (5, 16275600), (6, 13563000), (8, 10172250), (9, 9042000), (10, 8137800), (11, 7398000), (12, 6781500), (15, 5425200), (16, 5086125), (18, 4521000), (20, 4068900), (22, 3699000), (24, 3390750), (25, 3255120), (27, 3014000), (30, 2712600), (33, 2466000), (36, 2260500), (40, 2034450), (44, 1849500), (45, 1808400), (48, 1695375), (50, 1627560), (54, 1507000), (55, 1479600), (60, 1356300), (66, 1233000), (72, 1130250), (75, 1085040), (80, 1017225), (88, 924750), (90, 904200), (99, 822000), (100, 813780), (108, 753500), (110, 739800), (120, 678150), (125, 651024), (132, 616500), (135, 602800), (137, 594000), (144, 565125), (150, 542520), (165, 493200), (176, 462375), (180, 452100), (198, 411000), (200, 406890), (216, 376750), (220, 369900), (225, 361680), (240, 339075), (250, 325512), (264, 308250), (270, 301400), (274, 297000), (275, 295920), (297, 274000), (300, 271260), (330, 246600), (360, 226050), (375, 217008), (396, 205500), (400, 203445), (411, 198000), (432, 188375), (440, 184950), (450, 180840), (495, 164400), (500, 162756), (528, 154125), (540, 150700), (548, 148500), (550, 147960), (594, 137000), (600, 135630), (660, 123300), (675, 120560), (685, 118800), (720, 113025), (750, 108504), (792, 102750), (822, 99000), (825, 98640), (880, 92475), (900, 90420), (990, 82200), (1000, 81378), (1080, 75350), (1096, 74250), (1100, 73980), (1125, 72336), (1188, 68500), (1200, 67815), (1233, 66000), (1320, 61650), (1350, 60280), (1370, 59400), (1375, 59184), (1485, 54800), (1500, 54252), (1507, 54000), (1584, 51375), (1644, 49500), (1650, 49320), (1800, 45210), (1980, 41100), (2000, 40689), (2055, 39600), (2160, 37675), (2192, 37125), (2200, 36990), (2250, 36168), (2376, 34250), (2466, 33000), (2475, 32880), (2640, 30825), (2700, 30140), (2740, 29700), (2750, 29592), (2970, 27400), (3000, 27126), (3014, 27000), (3288, 24750), (3300, 24660), (3375, 24112), (3425, 23760), (3600, 22605), (3699, 22000), (3960, 20550), (4110, 19800), (4125, 19728), (4400, 18495), (4500, 18084), (4521, 18000), (4752, 17125), (4932, 16500), (4950, 16440), (5400, 15070), (5480, 14850), (5500, 14796), (5940, 13700), (6000, 13563), (6028, 13500), (6165, 13200), (6576, 12375), (6600, 12330), (6750, 12056), (6850, 11880), (7398, 11000), (7425, 10960), (7535, 10800), (7920, 10275), (8220, 9900), (8250, 9864), (9000, 9042)]