1028720160

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{307}}^1$

素因数の和:520

約数の個数: 288

約数和(自身を含む): 3814050240

約数和(自身を除く): 2785330080

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, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 179, 180, 195, 208, 234, 240, 260, 288, 307, 312, 358, 360, 390, 416, 468, 480, 520, 537, 585, 614, 624, 716, 720, 780, 895, 921, 936, 1040, 1074, 1170, 1228, 1248, 1432, 1440, 1535, 1560, 1611, 1790, 1842, 1872, 2080, 2148, 2327, 2340, 2456, 2685, 2763, 2864, 3070, 3120, 3222, 3580, 3684, 3744, 3991, 4296, 4605, 4654, 4680, 4912, 5370, 5526, 5728, 6140, 6240, 6444, 6981, 7160, 7368, 7982, 8055, 8592, 9210, 9308, 9360, 9824, 10740, 11052, 11635, 11973, 12280, 12888, 13815, 13962, 14320, 14736, 15964, 16110, 17184, 18420, 18616, 18720, 19955, 20943, 21480, 22104, 23270, 23946, 24560, 25776, 27630, 27924, 28640, 29472, 31928, 32220, 34905, 35919, 36840, 37232, 39910, 41886, 42960, 44208, 46540, 47892, 49120, 51552, 54953, 55260, 55848, 59865, 63856, 64440, 69810, 71838, 73680, 74464, 79820, 83772, 85920, 88416, 93080, 95784, 104715, 109906, 110520, 111696, 119730, 127712, 128880, 139620, 143676, 147360, 159640, 164859, 167544, 179595, 186160, 191568, 209430, 219812, 221040, 223392, 239460, 257760, 274765, 279240, 287352, 319280, 329718, 335088, 359190, 372320, 383136, 418860, 439624, 442080, 478920, 494577, 549530, 558480, 574704, 638560, 659436, 670176, 714389, 718380, 824295, 837720, 879248, 957840, 989154, 1099060, 1116960, 1149408, 1318872, 1428778, 1436760, 1648590, 1675440, 1758496, 1915680, 1978308, 2143167, 2198120, 2472885, 2637744, 2857556, 2873520, 3297180, 3350880, 3571945, 3956616, 4286334, 4396240, 4945770, 5275488, 5715112, 5747040, 6429501, 6594360, 7143890, 7913232, 8572668, 8792480, 9891540, 10715835, 11430224, 12859002, 13188720, 14287780, 15826464, 17145336, 19783080, 21431670, 22860448, 25718004, 26377440, 28575560, 32147505, 34290672, 39566160, 42863340, 51436008, 57151120, 64295010, 68581344, 79132320, 85726680, 102872016, 114302240, 128590020, 171453360, 205744032, 257180040, 342906720, 514360080, 1028720160]

約数ペア:

[(1, 1028720160), (2, 514360080), (3, 342906720), (4, 257180040), (5, 205744032), (6, 171453360), (8, 128590020), (9, 114302240), (10, 102872016), (12, 85726680), (13, 79132320), (15, 68581344), (16, 64295010), (18, 57151120), (20, 51436008), (24, 42863340), (26, 39566160), (30, 34290672), (32, 32147505), (36, 28575560), (39, 26377440), (40, 25718004), (45, 22860448), (48, 21431670), (52, 19783080), (60, 17145336), (65, 15826464), (72, 14287780), (78, 13188720), (80, 12859002), (90, 11430224), (96, 10715835), (104, 9891540), (117, 8792480), (120, 8572668), (130, 7913232), (144, 7143890), (156, 6594360), (160, 6429501), (179, 5747040), (180, 5715112), (195, 5275488), (208, 4945770), (234, 4396240), (240, 4286334), (260, 3956616), (288, 3571945), (307, 3350880), (312, 3297180), (358, 2873520), (360, 2857556), (390, 2637744), (416, 2472885), (468, 2198120), (480, 2143167), (520, 1978308), (537, 1915680), (585, 1758496), (614, 1675440), (624, 1648590), (716, 1436760), (720, 1428778), (780, 1318872), (895, 1149408), (921, 1116960), (936, 1099060), (1040, 989154), (1074, 957840), (1170, 879248), (1228, 837720), (1248, 824295), (1432, 718380), (1440, 714389), (1535, 670176), (1560, 659436), (1611, 638560), (1790, 574704), (1842, 558480), (1872, 549530), (2080, 494577), (2148, 478920), (2327, 442080), (2340, 439624), (2456, 418860), (2685, 383136), (2763, 372320), (2864, 359190), (3070, 335088), (3120, 329718), (3222, 319280), (3580, 287352), (3684, 279240), (3744, 274765), (3991, 257760), (4296, 239460), (4605, 223392), (4654, 221040), (4680, 219812), (4912, 209430), (5370, 191568), (5526, 186160), (5728, 179595), (6140, 167544), (6240, 164859), (6444, 159640), (6981, 147360), (7160, 143676), (7368, 139620), (7982, 128880), (8055, 127712), (8592, 119730), (9210, 111696), (9308, 110520), (9360, 109906), (9824, 104715), (10740, 95784), (11052, 93080), (11635, 88416), (11973, 85920), (12280, 83772), (12888, 79820), (13815, 74464), (13962, 73680), (14320, 71838), (14736, 69810), (15964, 64440), (16110, 63856), (17184, 59865), (18420, 55848), (18616, 55260), (18720, 54953), (19955, 51552), (20943, 49120), (21480, 47892), (22104, 46540), (23270, 44208), (23946, 42960), (24560, 41886), (25776, 39910), (27630, 37232), (27924, 36840), (28640, 35919), (29472, 34905), (31928, 32220)]