128868480

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1721}}^1$

素因数の和:1759

約数の個数: 192

約数和(自身を含む): 479508120

約数和(自身を除く): 350639640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 260, 288, 312, 320, 360, 384, 390, 416, 468, 480, 520, 576, 585, 624, 640, 720, 780, 832, 936, 960, 1040, 1152, 1170, 1248, 1440, 1560, 1664, 1721, 1872, 1920, 2080, 2340, 2496, 2880, 3120, 3442, 3744, 4160, 4680, 4992, 5163, 5760, 6240, 6884, 7488, 8320, 8605, 9360, 10326, 12480, 13768, 14976, 15489, 17210, 18720, 20652, 22373, 24960, 25815, 27536, 30978, 34420, 37440, 41304, 44746, 51630, 55072, 61956, 67119, 68840, 74880, 77445, 82608, 89492, 103260, 110144, 111865, 123912, 134238, 137680, 154890, 165216, 178984, 201357, 206520, 220288, 223730, 247824, 268476, 275360, 309780, 330432, 335595, 357968, 402714, 413040, 447460, 495648, 536952, 550720, 619560, 660864, 671190, 715936, 805428, 826080, 894920, 991296, 1006785, 1073904, 1101440, 1239120, 1342380, 1431872, 1610856, 1652160, 1789840, 1982592, 2013570, 2147808, 2478240, 2684760, 2863744, 3221712, 3304320, 3579680, 4027140, 4295616, 4956480, 5369520, 6443424, 7159360, 8054280, 8591232, 9912960, 10739040, 12886848, 14318720, 16108560, 21478080, 25773696, 32217120, 42956160, 64434240, 128868480]

約数ペア:

[(1, 128868480), (2, 64434240), (3, 42956160), (4, 32217120), (5, 25773696), (6, 21478080), (8, 16108560), (9, 14318720), (10, 12886848), (12, 10739040), (13, 9912960), (15, 8591232), (16, 8054280), (18, 7159360), (20, 6443424), (24, 5369520), (26, 4956480), (30, 4295616), (32, 4027140), (36, 3579680), (39, 3304320), (40, 3221712), (45, 2863744), (48, 2684760), (52, 2478240), (60, 2147808), (64, 2013570), (65, 1982592), (72, 1789840), (78, 1652160), (80, 1610856), (90, 1431872), (96, 1342380), (104, 1239120), (117, 1101440), (120, 1073904), (128, 1006785), (130, 991296), (144, 894920), (156, 826080), (160, 805428), (180, 715936), (192, 671190), (195, 660864), (208, 619560), (234, 550720), (240, 536952), (260, 495648), (288, 447460), (312, 413040), (320, 402714), (360, 357968), (384, 335595), (390, 330432), (416, 309780), (468, 275360), (480, 268476), (520, 247824), (576, 223730), (585, 220288), (624, 206520), (640, 201357), (720, 178984), (780, 165216), (832, 154890), (936, 137680), (960, 134238), (1040, 123912), (1152, 111865), (1170, 110144), (1248, 103260), (1440, 89492), (1560, 82608), (1664, 77445), (1721, 74880), (1872, 68840), (1920, 67119), (2080, 61956), (2340, 55072), (2496, 51630), (2880, 44746), (3120, 41304), (3442, 37440), (3744, 34420), (4160, 30978), (4680, 27536), (4992, 25815), (5163, 24960), (5760, 22373), (6240, 20652), (6884, 18720), (7488, 17210), (8320, 15489), (8605, 14976), (9360, 13768), (10326, 12480)]