380978500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1$

素因数の和:399

約数の個数: 192

約数和(自身を含む): 1062996480

約数和(自身を除く): 682017980

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 25, 28, 34, 35, 38, 50, 68, 70, 76, 85, 95, 100, 119, 125, 133, 140, 170, 175, 190, 238, 250, 266, 323, 337, 340, 350, 380, 425, 475, 476, 500, 532, 595, 646, 665, 674, 700, 850, 875, 950, 1190, 1292, 1330, 1348, 1615, 1685, 1700, 1750, 1900, 2125, 2261, 2359, 2375, 2380, 2660, 2975, 3230, 3325, 3370, 3500, 4250, 4522, 4718, 4750, 5729, 5950, 6403, 6460, 6650, 6740, 8075, 8425, 8500, 9044, 9436, 9500, 11305, 11458, 11795, 11900, 12806, 13300, 14875, 16150, 16625, 16850, 22610, 22916, 23590, 25612, 28645, 29750, 32015, 32300, 33250, 33700, 40103, 40375, 42125, 44821, 45220, 47180, 56525, 57290, 58975, 59500, 64030, 66500, 80206, 80750, 84250, 89642, 108851, 113050, 114580, 117950, 128060, 143225, 160075, 160412, 161500, 168500, 179284, 200515, 217702, 224105, 226100, 235900, 282625, 286450, 294875, 320150, 401030, 435404, 448210, 544255, 565250, 572900, 589750, 640300, 716125, 761957, 800375, 802060, 896420, 1002575, 1088510, 1120525, 1130500, 1179500, 1432250, 1523914, 1600750, 2005150, 2177020, 2241050, 2721275, 2864500, 3047828, 3201500, 3809785, 4010300, 4482100, 5012875, 5442550, 5602625, 7619570, 10025750, 10885100, 11205250, 13606375, 15239140, 19048925, 20051500, 22410500, 27212750, 38097850, 54425500, 76195700, 95244625, 190489250, 380978500]

約数ペア:

[(1, 380978500), (2, 190489250), (4, 95244625), (5, 76195700), (7, 54425500), (10, 38097850), (14, 27212750), (17, 22410500), (19, 20051500), (20, 19048925), (25, 15239140), (28, 13606375), (34, 11205250), (35, 10885100), (38, 10025750), (50, 7619570), (68, 5602625), (70, 5442550), (76, 5012875), (85, 4482100), (95, 4010300), (100, 3809785), (119, 3201500), (125, 3047828), (133, 2864500), (140, 2721275), (170, 2241050), (175, 2177020), (190, 2005150), (238, 1600750), (250, 1523914), (266, 1432250), (323, 1179500), (337, 1130500), (340, 1120525), (350, 1088510), (380, 1002575), (425, 896420), (475, 802060), (476, 800375), (500, 761957), (532, 716125), (595, 640300), (646, 589750), (665, 572900), (674, 565250), (700, 544255), (850, 448210), (875, 435404), (950, 401030), (1190, 320150), (1292, 294875), (1330, 286450), (1348, 282625), (1615, 235900), (1685, 226100), (1700, 224105), (1750, 217702), (1900, 200515), (2125, 179284), (2261, 168500), (2359, 161500), (2375, 160412), (2380, 160075), (2660, 143225), (2975, 128060), (3230, 117950), (3325, 114580), (3370, 113050), (3500, 108851), (4250, 89642), (4522, 84250), (4718, 80750), (4750, 80206), (5729, 66500), (5950, 64030), (6403, 59500), (6460, 58975), (6650, 57290), (6740, 56525), (8075, 47180), (8425, 45220), (8500, 44821), (9044, 42125), (9436, 40375), (9500, 40103), (11305, 33700), (11458, 33250), (11795, 32300), (11900, 32015), (12806, 29750), (13300, 28645), (14875, 25612), (16150, 23590), (16625, 22916), (16850, 22610)]