639919680

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{9949}}^1$

素因数の和:10036

約数の個数: 112

約数和(自身を含む): 2062276800

約数和(自身を除く): 1422357120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 67, 80, 96, 120, 134, 160, 192, 201, 240, 268, 320, 335, 402, 480, 536, 670, 804, 960, 1005, 1072, 1340, 1608, 2010, 2144, 2680, 3216, 4020, 4288, 5360, 6432, 8040, 9949, 10720, 12864, 16080, 19898, 21440, 29847, 32160, 39796, 49745, 59694, 64320, 79592, 99490, 119388, 149235, 159184, 198980, 238776, 298470, 318368, 397960, 477552, 596940, 636736, 666583, 795920, 955104, 1193880, 1333166, 1591840, 1910208, 1999749, 2387760, 2666332, 3183680, 3332915, 3999498, 4775520, 5332664, 6665830, 7998996, 9551040, 9998745, 10665328, 13331660, 15997992, 19997490, 21330656, 26663320, 31995984, 39994980, 42661312, 53326640, 63991968, 79989960, 106653280, 127983936, 159979920, 213306560, 319959840, 639919680]

約数ペア:

[(1, 639919680), (2, 319959840), (3, 213306560), (4, 159979920), (5, 127983936), (6, 106653280), (8, 79989960), (10, 63991968), (12, 53326640), (15, 42661312), (16, 39994980), (20, 31995984), (24, 26663320), (30, 21330656), (32, 19997490), (40, 15997992), (48, 13331660), (60, 10665328), (64, 9998745), (67, 9551040), (80, 7998996), (96, 6665830), (120, 5332664), (134, 4775520), (160, 3999498), (192, 3332915), (201, 3183680), (240, 2666332), (268, 2387760), (320, 1999749), (335, 1910208), (402, 1591840), (480, 1333166), (536, 1193880), (670, 955104), (804, 795920), (960, 666583), (1005, 636736), (1072, 596940), (1340, 477552), (1608, 397960), (2010, 318368), (2144, 298470), (2680, 238776), (3216, 198980), (4020, 159184), (4288, 149235), (5360, 119388), (6432, 99490), (8040, 79592), (9949, 64320), (10720, 59694), (12864, 49745), (16080, 39796), (19898, 32160), (21440, 29847)]