321320160

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{251}}^1$

素因数の和:406

約数の個数: 288

約数和(自身を含む): 1268047872

約数和(自身を除く): 946727712

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 127, 140, 144, 160, 168, 180, 210, 224, 240, 251, 252, 254, 280, 288, 315, 336, 360, 381, 420, 480, 502, 504, 508, 560, 630, 635, 672, 720, 753, 762, 840, 889, 1004, 1008, 1016, 1120, 1143, 1255, 1260, 1270, 1440, 1506, 1524, 1680, 1757, 1778, 1905, 2008, 2016, 2032, 2259, 2286, 2510, 2520, 2540, 2667, 3012, 3048, 3360, 3514, 3556, 3765, 3810, 4016, 4064, 4445, 4518, 4572, 5020, 5040, 5080, 5271, 5334, 5715, 6024, 6096, 7028, 7112, 7530, 7620, 8001, 8032, 8785, 8890, 9036, 9144, 10040, 10080, 10160, 10542, 10668, 11295, 11430, 12048, 12192, 13335, 14056, 14224, 15060, 15240, 15813, 16002, 17570, 17780, 18072, 18288, 20080, 20320, 21084, 21336, 22590, 22860, 24096, 26355, 26670, 28112, 28448, 30120, 30480, 31626, 31877, 32004, 35140, 35560, 36144, 36576, 40005, 40160, 42168, 42672, 45180, 45720, 52710, 53340, 56224, 60240, 60960, 63252, 63754, 64008, 70280, 71120, 72288, 79065, 80010, 84336, 85344, 90360, 91440, 95631, 105420, 106680, 120480, 126504, 127508, 128016, 140560, 142240, 158130, 159385, 160020, 168672, 180720, 182880, 191262, 210840, 213360, 223139, 253008, 255016, 256032, 281120, 286893, 316260, 318770, 320040, 361440, 382524, 421680, 426720, 446278, 478155, 506016, 510032, 573786, 632520, 637540, 640080, 669417, 765048, 843360, 892556, 956310, 1020064, 1115695, 1147572, 1265040, 1275080, 1280160, 1338834, 1434465, 1530096, 1785112, 1912620, 2008251, 2231390, 2295144, 2530080, 2550160, 2677668, 2868930, 3060192, 3347085, 3570224, 3825240, 4016502, 4462780, 4590288, 5100320, 5355336, 5737860, 6694170, 7140448, 7650480, 8033004, 8925560, 9180576, 10041255, 10710672, 11475720, 13388340, 15300960, 16066008, 17851120, 20082510, 21421344, 22951440, 26776680, 32132016, 35702240, 40165020, 45902880, 53553360, 64264032, 80330040, 107106720, 160660080, 321320160]

約数ペア:

[(1, 321320160), (2, 160660080), (3, 107106720), (4, 80330040), (5, 64264032), (6, 53553360), (7, 45902880), (8, 40165020), (9, 35702240), (10, 32132016), (12, 26776680), (14, 22951440), (15, 21421344), (16, 20082510), (18, 17851120), (20, 16066008), (21, 15300960), (24, 13388340), (28, 11475720), (30, 10710672), (32, 10041255), (35, 9180576), (36, 8925560), (40, 8033004), (42, 7650480), (45, 7140448), (48, 6694170), (56, 5737860), (60, 5355336), (63, 5100320), (70, 4590288), (72, 4462780), (80, 4016502), (84, 3825240), (90, 3570224), (96, 3347085), (105, 3060192), (112, 2868930), (120, 2677668), (126, 2550160), (127, 2530080), (140, 2295144), (144, 2231390), (160, 2008251), (168, 1912620), (180, 1785112), (210, 1530096), (224, 1434465), (240, 1338834), (251, 1280160), (252, 1275080), (254, 1265040), (280, 1147572), (288, 1115695), (315, 1020064), (336, 956310), (360, 892556), (381, 843360), (420, 765048), (480, 669417), (502, 640080), (504, 637540), (508, 632520), (560, 573786), (630, 510032), (635, 506016), (672, 478155), (720, 446278), (753, 426720), (762, 421680), (840, 382524), (889, 361440), (1004, 320040), (1008, 318770), (1016, 316260), (1120, 286893), (1143, 281120), (1255, 256032), (1260, 255016), (1270, 253008), (1440, 223139), (1506, 213360), (1524, 210840), (1680, 191262), (1757, 182880), (1778, 180720), (1905, 168672), (2008, 160020), (2016, 159385), (2032, 158130), (2259, 142240), (2286, 140560), (2510, 128016), (2520, 127508), (2540, 126504), (2667, 120480), (3012, 106680), (3048, 105420), (3360, 95631), (3514, 91440), (3556, 90360), (3765, 85344), (3810, 84336), (4016, 80010), (4064, 79065), (4445, 72288), (4518, 71120), (4572, 70280), (5020, 64008), (5040, 63754), (5080, 63252), (5271, 60960), (5334, 60240), (5715, 56224), (6024, 53340), (6096, 52710), (7028, 45720), (7112, 45180), (7530, 42672), (7620, 42168), (8001, 40160), (8032, 40005), (8785, 36576), (8890, 36144), (9036, 35560), (9144, 35140), (10040, 32004), (10080, 31877), (10160, 31626), (10542, 30480), (10668, 30120), (11295, 28448), (11430, 28112), (12048, 26670), (12192, 26355), (13335, 24096), (14056, 22860), (14224, 22590), (15060, 21336), (15240, 21084), (15813, 20320), (16002, 20080), (17570, 18288), (17780, 18072)]