400084800

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{4903}}^1$

素因数の和:4945

約数の個数: 168

約数和(自身を含む): 1390107456

約数和(自身を除く): 990022656

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 25, 30, 32, 34, 40, 48, 50, 51, 60, 64, 68, 75, 80, 85, 96, 100, 102, 120, 136, 150, 160, 170, 192, 200, 204, 240, 255, 272, 300, 320, 340, 400, 408, 425, 480, 510, 544, 600, 680, 800, 816, 850, 960, 1020, 1088, 1200, 1275, 1360, 1600, 1632, 1700, 2040, 2400, 2550, 2720, 3264, 3400, 4080, 4800, 4903, 5100, 5440, 6800, 8160, 9806, 10200, 13600, 14709, 16320, 19612, 20400, 24515, 27200, 29418, 39224, 40800, 49030, 58836, 73545, 78448, 81600, 83351, 98060, 117672, 122575, 147090, 156896, 166702, 196120, 235344, 245150, 250053, 294180, 313792, 333404, 367725, 392240, 416755, 470688, 490300, 500106, 588360, 666808, 735450, 784480, 833510, 941376, 980600, 1000212, 1176720, 1250265, 1333616, 1470900, 1568960, 1667020, 1961200, 2000424, 2083775, 2353440, 2500530, 2667232, 2941800, 3334040, 3922400, 4000848, 4167550, 4706880, 5001060, 5334464, 5883600, 6251325, 6668080, 7844800, 8001696, 8335100, 10002120, 11767200, 12502650, 13336160, 16003392, 16670200, 20004240, 23534400, 25005300, 26672320, 33340400, 40008480, 50010600, 66680800, 80016960, 100021200, 133361600, 200042400, 400084800]

約数ペア:

[(1, 400084800), (2, 200042400), (3, 133361600), (4, 100021200), (5, 80016960), (6, 66680800), (8, 50010600), (10, 40008480), (12, 33340400), (15, 26672320), (16, 25005300), (17, 23534400), (20, 20004240), (24, 16670200), (25, 16003392), (30, 13336160), (32, 12502650), (34, 11767200), (40, 10002120), (48, 8335100), (50, 8001696), (51, 7844800), (60, 6668080), (64, 6251325), (68, 5883600), (75, 5334464), (80, 5001060), (85, 4706880), (96, 4167550), (100, 4000848), (102, 3922400), (120, 3334040), (136, 2941800), (150, 2667232), (160, 2500530), (170, 2353440), (192, 2083775), (200, 2000424), (204, 1961200), (240, 1667020), (255, 1568960), (272, 1470900), (300, 1333616), (320, 1250265), (340, 1176720), (400, 1000212), (408, 980600), (425, 941376), (480, 833510), (510, 784480), (544, 735450), (600, 666808), (680, 588360), (800, 500106), (816, 490300), (850, 470688), (960, 416755), (1020, 392240), (1088, 367725), (1200, 333404), (1275, 313792), (1360, 294180), (1600, 250053), (1632, 245150), (1700, 235344), (2040, 196120), (2400, 166702), (2550, 156896), (2720, 147090), (3264, 122575), (3400, 117672), (4080, 98060), (4800, 83351), (4903, 81600), (5100, 78448), (5440, 73545), (6800, 58836), (8160, 49030), (9806, 40800), (10200, 39224), (13600, 29418), (14709, 27200), (16320, 24515), (19612, 20400)]