128902500

素因数分解:

$2^2\times 3^2\times 5^4\times {\mathrm{17}}^1\times {\mathrm{337}}^1$

素因数の和:384

約数の個数: 180

約数和(自身を含む): 432395964

約数和(自身を除く): 303493464

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 25, 30, 34, 36, 45, 50, 51, 60, 68, 75, 85, 90, 100, 102, 125, 150, 153, 170, 180, 204, 225, 250, 255, 300, 306, 337, 340, 375, 425, 450, 500, 510, 612, 625, 674, 750, 765, 850, 900, 1011, 1020, 1125, 1250, 1275, 1348, 1500, 1530, 1685, 1700, 1875, 2022, 2125, 2250, 2500, 2550, 3033, 3060, 3370, 3750, 3825, 4044, 4250, 4500, 5055, 5100, 5625, 5729, 6066, 6375, 6740, 7500, 7650, 8425, 8500, 10110, 10625, 11250, 11458, 12132, 12750, 15165, 15300, 16850, 17187, 19125, 20220, 21250, 22500, 22916, 25275, 25500, 28645, 30330, 31875, 33700, 34374, 38250, 42125, 42500, 50550, 51561, 57290, 60660, 63750, 68748, 75825, 76500, 84250, 85935, 95625, 101100, 103122, 114580, 126375, 127500, 143225, 151650, 168500, 171870, 191250, 206244, 210625, 252750, 257805, 286450, 303300, 343740, 379125, 382500, 421250, 429675, 505500, 515610, 572900, 631875, 716125, 758250, 842500, 859350, 1031220, 1263750, 1289025, 1432250, 1516500, 1718700, 1895625, 2148375, 2527500, 2578050, 2864500, 3580625, 3791250, 4296750, 5156100, 6445125, 7161250, 7582500, 8593500, 10741875, 12890250, 14322500, 21483750, 25780500, 32225625, 42967500, 64451250, 128902500]

約数ペア:

[(1, 128902500), (2, 64451250), (3, 42967500), (4, 32225625), (5, 25780500), (6, 21483750), (9, 14322500), (10, 12890250), (12, 10741875), (15, 8593500), (17, 7582500), (18, 7161250), (20, 6445125), (25, 5156100), (30, 4296750), (34, 3791250), (36, 3580625), (45, 2864500), (50, 2578050), (51, 2527500), (60, 2148375), (68, 1895625), (75, 1718700), (85, 1516500), (90, 1432250), (100, 1289025), (102, 1263750), (125, 1031220), (150, 859350), (153, 842500), (170, 758250), (180, 716125), (204, 631875), (225, 572900), (250, 515610), (255, 505500), (300, 429675), (306, 421250), (337, 382500), (340, 379125), (375, 343740), (425, 303300), (450, 286450), (500, 257805), (510, 252750), (612, 210625), (625, 206244), (674, 191250), (750, 171870), (765, 168500), (850, 151650), (900, 143225), (1011, 127500), (1020, 126375), (1125, 114580), (1250, 103122), (1275, 101100), (1348, 95625), (1500, 85935), (1530, 84250), (1685, 76500), (1700, 75825), (1875, 68748), (2022, 63750), (2125, 60660), (2250, 57290), (2500, 51561), (2550, 50550), (3033, 42500), (3060, 42125), (3370, 38250), (3750, 34374), (3825, 33700), (4044, 31875), (4250, 30330), (4500, 28645), (5055, 25500), (5100, 25275), (5625, 22916), (5729, 22500), (6066, 21250), (6375, 20220), (6740, 19125), (7500, 17187), (7650, 16850), (8425, 15300), (8500, 15165), (10110, 12750), (10625, 12132), (11250, 11458)]