244634640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:429

約数の個数: 160

約数和(自身を含む): 791949312

約数和(自身を除く): 547314672

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 131, 155, 186, 240, 248, 251, 262, 310, 372, 393, 465, 496, 502, 524, 620, 655, 744, 753, 786, 930, 1004, 1048, 1240, 1255, 1310, 1488, 1506, 1572, 1860, 1965, 2008, 2096, 2480, 2510, 2620, 3012, 3144, 3720, 3765, 3930, 4016, 4061, 5020, 5240, 6024, 6288, 7440, 7530, 7781, 7860, 8122, 10040, 10480, 12048, 12183, 15060, 15562, 15720, 16244, 20080, 20305, 23343, 24366, 30120, 31124, 31440, 32488, 32881, 38905, 40610, 46686, 48732, 60240, 60915, 62248, 64976, 65762, 77810, 81220, 93372, 97464, 98643, 116715, 121830, 124496, 131524, 155620, 162440, 164405, 186744, 194928, 197286, 233430, 243660, 263048, 311240, 324880, 328810, 373488, 394572, 466860, 487320, 493215, 526096, 622480, 657620, 789144, 933720, 974640, 986430, 1019311, 1315240, 1578288, 1867440, 1972860, 2038622, 2630480, 3057933, 3945720, 4077244, 5096555, 6115866, 7891440, 8154488, 10193110, 12231732, 15289665, 16308976, 20386220, 24463464, 30579330, 40772440, 48926928, 61158660, 81544880, 122317320, 244634640]

約数ペア:

[(1, 244634640), (2, 122317320), (3, 81544880), (4, 61158660), (5, 48926928), (6, 40772440), (8, 30579330), (10, 24463464), (12, 20386220), (15, 16308976), (16, 15289665), (20, 12231732), (24, 10193110), (30, 8154488), (31, 7891440), (40, 6115866), (48, 5096555), (60, 4077244), (62, 3945720), (80, 3057933), (93, 2630480), (120, 2038622), (124, 1972860), (131, 1867440), (155, 1578288), (186, 1315240), (240, 1019311), (248, 986430), (251, 974640), (262, 933720), (310, 789144), (372, 657620), (393, 622480), (465, 526096), (496, 493215), (502, 487320), (524, 466860), (620, 394572), (655, 373488), (744, 328810), (753, 324880), (786, 311240), (930, 263048), (1004, 243660), (1048, 233430), (1240, 197286), (1255, 194928), (1310, 186744), (1488, 164405), (1506, 162440), (1572, 155620), (1860, 131524), (1965, 124496), (2008, 121830), (2096, 116715), (2480, 98643), (2510, 97464), (2620, 93372), (3012, 81220), (3144, 77810), (3720, 65762), (3765, 64976), (3930, 62248), (4016, 60915), (4061, 60240), (5020, 48732), (5240, 46686), (6024, 40610), (6288, 38905), (7440, 32881), (7530, 32488), (7781, 31440), (7860, 31124), (8122, 30120), (10040, 24366), (10480, 23343), (12048, 20305), (12183, 20080), (15060, 16244), (15562, 15720)]