768881280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:271

約数の個数: 256

約数和(自身を含む): 2563545600

約数和(自身を除く): 1794664320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 64, 67, 80, 86, 96, 120, 128, 129, 134, 139, 160, 172, 192, 201, 215, 240, 258, 268, 278, 320, 335, 344, 384, 402, 417, 430, 480, 516, 536, 556, 640, 645, 670, 688, 695, 804, 834, 860, 960, 1005, 1032, 1072, 1112, 1290, 1340, 1376, 1390, 1608, 1668, 1720, 1920, 2010, 2064, 2085, 2144, 2224, 2580, 2680, 2752, 2780, 2881, 3216, 3336, 3440, 4020, 4128, 4170, 4288, 4448, 5160, 5360, 5504, 5560, 5762, 5977, 6432, 6672, 6880, 8040, 8256, 8340, 8576, 8643, 8896, 9313, 10320, 10720, 11120, 11524, 11954, 12864, 13344, 13760, 14405, 16080, 16512, 16680, 17286, 17792, 17931, 18626, 20640, 21440, 22240, 23048, 23908, 25728, 26688, 27520, 27939, 28810, 29885, 32160, 33360, 34572, 35862, 37252, 41280, 42880, 43215, 44480, 46096, 46565, 47816, 53376, 55878, 57620, 59770, 64320, 66720, 69144, 71724, 74504, 82560, 86430, 88960, 89655, 92192, 93130, 95632, 111756, 115240, 119540, 128640, 133440, 138288, 139695, 143448, 149008, 172860, 179310, 184384, 186260, 191264, 223512, 230480, 239080, 266880, 276576, 279390, 286896, 298016, 345720, 358620, 368768, 372520, 382528, 400459, 447024, 460960, 478160, 553152, 558780, 573792, 596032, 691440, 717240, 745040, 765056, 800918, 894048, 921920, 956320, 1106304, 1117560, 1147584, 1192064, 1201377, 1382880, 1434480, 1490080, 1601836, 1788096, 1843840, 1912640, 2002295, 2235120, 2295168, 2402754, 2765760, 2868960, 2980160, 3203672, 3576192, 3825280, 4004590, 4470240, 4805508, 5531520, 5737920, 5960320, 6006885, 6407344, 8009180, 8940480, 9611016, 11475840, 12013770, 12814688, 16018360, 17880960, 19222032, 24027540, 25629376, 32036720, 38444064, 48055080, 51258752, 64073440, 76888128, 96110160, 128146880, 153776256, 192220320, 256293760, 384440640, 768881280]

約数ペア:

[(1, 768881280), (2, 384440640), (3, 256293760), (4, 192220320), (5, 153776256), (6, 128146880), (8, 96110160), (10, 76888128), (12, 64073440), (15, 51258752), (16, 48055080), (20, 38444064), (24, 32036720), (30, 25629376), (32, 24027540), (40, 19222032), (43, 17880960), (48, 16018360), (60, 12814688), (64, 12013770), (67, 11475840), (80, 9611016), (86, 8940480), (96, 8009180), (120, 6407344), (128, 6006885), (129, 5960320), (134, 5737920), (139, 5531520), (160, 4805508), (172, 4470240), (192, 4004590), (201, 3825280), (215, 3576192), (240, 3203672), (258, 2980160), (268, 2868960), (278, 2765760), (320, 2402754), (335, 2295168), (344, 2235120), (384, 2002295), (402, 1912640), (417, 1843840), (430, 1788096), (480, 1601836), (516, 1490080), (536, 1434480), (556, 1382880), (640, 1201377), (645, 1192064), (670, 1147584), (688, 1117560), (695, 1106304), (804, 956320), (834, 921920), (860, 894048), (960, 800918), (1005, 765056), (1032, 745040), (1072, 717240), (1112, 691440), (1290, 596032), (1340, 573792), (1376, 558780), (1390, 553152), (1608, 478160), (1668, 460960), (1720, 447024), (1920, 400459), (2010, 382528), (2064, 372520), (2085, 368768), (2144, 358620), (2224, 345720), (2580, 298016), (2680, 286896), (2752, 279390), (2780, 276576), (2881, 266880), (3216, 239080), (3336, 230480), (3440, 223512), (4020, 191264), (4128, 186260), (4170, 184384), (4288, 179310), (4448, 172860), (5160, 149008), (5360, 143448), (5504, 139695), (5560, 138288), (5762, 133440), (5977, 128640), (6432, 119540), (6672, 115240), (6880, 111756), (8040, 95632), (8256, 93130), (8340, 92192), (8576, 89655), (8643, 88960), (8896, 86430), (9313, 82560), (10320, 74504), (10720, 71724), (11120, 69144), (11524, 66720), (11954, 64320), (12864, 59770), (13344, 57620), (13760, 55878), (14405, 53376), (16080, 47816), (16512, 46565), (16680, 46096), (17286, 44480), (17792, 43215), (17931, 42880), (18626, 41280), (20640, 37252), (21440, 35862), (22240, 34572), (23048, 33360), (23908, 32160), (25728, 29885), (26688, 28810), (27520, 27939)]