77785920

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{3001}}^1$

素因数の和:3030

約数の個数: 140

約数和(自身を含む): 276790404

約数和(自身を除く): 199004484

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2880, 3001, 3240, 4320, 5184, 6002, 6480, 8640, 9003, 12004, 12960, 15005, 18006, 24008, 25920, 27009, 30010, 36012, 45015, 48016, 54018, 60020, 72024, 81027, 90030, 96032, 108036, 120040, 135045, 144048, 162054, 180060, 192064, 216072, 240080, 243081, 270090, 288096, 324108, 360120, 405135, 432144, 480160, 486162, 540180, 576192, 648216, 720240, 810270, 864288, 960320, 972324, 1080360, 1215405, 1296432, 1440480, 1620540, 1728576, 1944648, 2160720, 2430810, 2592864, 2880960, 3241080, 3889296, 4321440, 4861620, 5185728, 6482160, 7778592, 8642880, 9723240, 12964320, 15557184, 19446480, 25928640, 38892960, 77785920]

約数ペア:

[(1, 77785920), (2, 38892960), (3, 25928640), (4, 19446480), (5, 15557184), (6, 12964320), (8, 9723240), (9, 8642880), (10, 7778592), (12, 6482160), (15, 5185728), (16, 4861620), (18, 4321440), (20, 3889296), (24, 3241080), (27, 2880960), (30, 2592864), (32, 2430810), (36, 2160720), (40, 1944648), (45, 1728576), (48, 1620540), (54, 1440480), (60, 1296432), (64, 1215405), (72, 1080360), (80, 972324), (81, 960320), (90, 864288), (96, 810270), (108, 720240), (120, 648216), (135, 576192), (144, 540180), (160, 486162), (162, 480160), (180, 432144), (192, 405135), (216, 360120), (240, 324108), (270, 288096), (288, 270090), (320, 243081), (324, 240080), (360, 216072), (405, 192064), (432, 180060), (480, 162054), (540, 144048), (576, 135045), (648, 120040), (720, 108036), (810, 96032), (864, 90030), (960, 81027), (1080, 72024), (1296, 60020), (1440, 54018), (1620, 48016), (1728, 45015), (2160, 36012), (2592, 30010), (2880, 27009), (3001, 25920), (3240, 24008), (4320, 18006), (5184, 15005), (6002, 12960), (6480, 12004), (8640, 9003)]