209036700

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:354

約数の個数: 180

約数和(自身を含む): 686252952

約数和(自身を除く): 477216252

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 131, 135, 150, 162, 180, 197, 225, 262, 270, 300, 324, 393, 394, 405, 450, 524, 540, 591, 655, 675, 786, 788, 810, 900, 985, 1179, 1182, 1310, 1350, 1572, 1620, 1773, 1965, 1970, 2025, 2358, 2364, 2620, 2700, 2955, 3275, 3537, 3546, 3930, 3940, 4050, 4716, 4925, 5319, 5895, 5910, 6550, 7074, 7092, 7860, 8100, 8865, 9825, 9850, 10611, 10638, 11790, 11820, 13100, 14148, 14775, 15957, 17685, 17730, 19650, 19700, 21222, 21276, 23580, 25807, 26595, 29475, 29550, 31914, 35370, 35460, 39300, 42444, 44325, 51614, 53055, 53190, 58950, 59100, 63828, 70740, 77421, 79785, 88425, 88650, 103228, 106110, 106380, 117900, 129035, 132975, 154842, 159570, 176850, 177300, 212220, 232263, 258070, 265275, 265950, 309684, 319140, 353700, 387105, 398925, 464526, 516140, 530550, 531900, 645175, 696789, 774210, 797850, 929052, 1061100, 1161315, 1290350, 1393578, 1548420, 1595700, 1935525, 2090367, 2322630, 2580700, 2787156, 3483945, 3871050, 4180734, 4645260, 5806575, 6967890, 7742100, 8361468, 10451835, 11613150, 13935780, 17419725, 20903670, 23226300, 34839450, 41807340, 52259175, 69678900, 104518350, 209036700]

約数ペア:

[(1, 209036700), (2, 104518350), (3, 69678900), (4, 52259175), (5, 41807340), (6, 34839450), (9, 23226300), (10, 20903670), (12, 17419725), (15, 13935780), (18, 11613150), (20, 10451835), (25, 8361468), (27, 7742100), (30, 6967890), (36, 5806575), (45, 4645260), (50, 4180734), (54, 3871050), (60, 3483945), (75, 2787156), (81, 2580700), (90, 2322630), (100, 2090367), (108, 1935525), (131, 1595700), (135, 1548420), (150, 1393578), (162, 1290350), (180, 1161315), (197, 1061100), (225, 929052), (262, 797850), (270, 774210), (300, 696789), (324, 645175), (393, 531900), (394, 530550), (405, 516140), (450, 464526), (524, 398925), (540, 387105), (591, 353700), (655, 319140), (675, 309684), (786, 265950), (788, 265275), (810, 258070), (900, 232263), (985, 212220), (1179, 177300), (1182, 176850), (1310, 159570), (1350, 154842), (1572, 132975), (1620, 129035), (1773, 117900), (1965, 106380), (1970, 106110), (2025, 103228), (2358, 88650), (2364, 88425), (2620, 79785), (2700, 77421), (2955, 70740), (3275, 63828), (3537, 59100), (3546, 58950), (3930, 53190), (3940, 53055), (4050, 51614), (4716, 44325), (4925, 42444), (5319, 39300), (5895, 35460), (5910, 35370), (6550, 31914), (7074, 29550), (7092, 29475), (7860, 26595), (8100, 25807), (8865, 23580), (9825, 21276), (9850, 21222), (10611, 19700), (10638, 19650), (11790, 17730), (11820, 17685), (13100, 15957), (14148, 14775)]