79278720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{263}}^1$

素因数の和:442

約数の個数: 128

約数和(自身を含む): 255277440

約数和(自身を除く): 175998720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 157, 160, 192, 240, 263, 314, 320, 384, 471, 480, 526, 628, 640, 785, 789, 942, 960, 1052, 1256, 1315, 1570, 1578, 1884, 1920, 2104, 2355, 2512, 2630, 3140, 3156, 3768, 3945, 4208, 4710, 5024, 5260, 6280, 6312, 7536, 7890, 8416, 9420, 10048, 10520, 12560, 12624, 15072, 15780, 16832, 18840, 20096, 21040, 25120, 25248, 30144, 31560, 33664, 37680, 41291, 42080, 50240, 50496, 60288, 63120, 75360, 82582, 84160, 100480, 100992, 123873, 126240, 150720, 165164, 168320, 206455, 247746, 252480, 301440, 330328, 412910, 495492, 504960, 619365, 660656, 825820, 990984, 1238730, 1321312, 1651640, 1981968, 2477460, 2642624, 3303280, 3963936, 4954920, 5285248, 6606560, 7927872, 9909840, 13213120, 15855744, 19819680, 26426240, 39639360, 79278720]

約数ペア:

[(1, 79278720), (2, 39639360), (3, 26426240), (4, 19819680), (5, 15855744), (6, 13213120), (8, 9909840), (10, 7927872), (12, 6606560), (15, 5285248), (16, 4954920), (20, 3963936), (24, 3303280), (30, 2642624), (32, 2477460), (40, 1981968), (48, 1651640), (60, 1321312), (64, 1238730), (80, 990984), (96, 825820), (120, 660656), (128, 619365), (157, 504960), (160, 495492), (192, 412910), (240, 330328), (263, 301440), (314, 252480), (320, 247746), (384, 206455), (471, 168320), (480, 165164), (526, 150720), (628, 126240), (640, 123873), (785, 100992), (789, 100480), (942, 84160), (960, 82582), (1052, 75360), (1256, 63120), (1315, 60288), (1570, 50496), (1578, 50240), (1884, 42080), (1920, 41291), (2104, 37680), (2355, 33664), (2512, 31560), (2630, 30144), (3140, 25248), (3156, 25120), (3768, 21040), (3945, 20096), (4208, 18840), (4710, 16832), (5024, 15780), (5260, 15072), (6280, 12624), (6312, 12560), (7536, 10520), (7890, 10048), (8416, 9420)]