68387760

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{4523}}^1$

素因数の和:4552

約数の個数: 160

約数和(自身を含む): 269268480

約数和(自身を除く): 200880720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 4523, 5040, 7560, 9046, 13569, 15120, 18092, 22615, 27138, 31661, 36184, 40707, 45230, 54276, 63322, 67845, 72368, 81414, 90460, 94983, 108552, 122121, 126644, 135690, 158305, 162828, 180920, 189966, 203535, 217104, 244242, 253288, 271380, 284949, 316610, 325656, 361840, 379932, 407070, 474915, 488484, 506576, 542760, 569898, 610605, 633220, 651312, 759864, 814140, 854847, 949830, 976968, 1085520, 1139796, 1221210, 1266440, 1424745, 1519728, 1628280, 1709694, 1899660, 1953936, 2279592, 2442420, 2532880, 2849490, 3256560, 3419388, 3799320, 4274235, 4559184, 4884840, 5698980, 6838776, 7598640, 8548470, 9769680, 11397960, 13677552, 17096940, 22795920, 34193880, 68387760]

約数ペア:

[(1, 68387760), (2, 34193880), (3, 22795920), (4, 17096940), (5, 13677552), (6, 11397960), (7, 9769680), (8, 8548470), (9, 7598640), (10, 6838776), (12, 5698980), (14, 4884840), (15, 4559184), (16, 4274235), (18, 3799320), (20, 3419388), (21, 3256560), (24, 2849490), (27, 2532880), (28, 2442420), (30, 2279592), (35, 1953936), (36, 1899660), (40, 1709694), (42, 1628280), (45, 1519728), (48, 1424745), (54, 1266440), (56, 1221210), (60, 1139796), (63, 1085520), (70, 976968), (72, 949830), (80, 854847), (84, 814140), (90, 759864), (105, 651312), (108, 633220), (112, 610605), (120, 569898), (126, 542760), (135, 506576), (140, 488484), (144, 474915), (168, 407070), (180, 379932), (189, 361840), (210, 325656), (216, 316610), (240, 284949), (252, 271380), (270, 253288), (280, 244242), (315, 217104), (336, 203535), (360, 189966), (378, 180920), (420, 162828), (432, 158305), (504, 135690), (540, 126644), (560, 122121), (630, 108552), (720, 94983), (756, 90460), (840, 81414), (945, 72368), (1008, 67845), (1080, 63322), (1260, 54276), (1512, 45230), (1680, 40707), (1890, 36184), (2160, 31661), (2520, 27138), (3024, 22615), (3780, 18092), (4523, 15120), (5040, 13569), (7560, 9046)]