80648640

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{683}}^1$

素因数の和:747

約数の個数: 168

約数和(自身を含む): 284579568

約数和(自身を除く): 203930928

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 41, 45, 48, 60, 64, 72, 80, 82, 90, 96, 120, 123, 144, 160, 164, 180, 192, 205, 240, 246, 288, 320, 328, 360, 369, 410, 480, 492, 576, 615, 656, 683, 720, 738, 820, 960, 984, 1230, 1312, 1366, 1440, 1476, 1640, 1845, 1968, 2049, 2460, 2624, 2732, 2880, 2952, 3280, 3415, 3690, 3936, 4098, 4920, 5464, 5904, 6147, 6560, 6830, 7380, 7872, 8196, 9840, 10245, 10928, 11808, 12294, 13120, 13660, 14760, 16392, 19680, 20490, 21856, 23616, 24588, 27320, 28003, 29520, 30735, 32784, 39360, 40980, 43712, 49176, 54640, 56006, 59040, 61470, 65568, 81960, 84009, 98352, 109280, 112012, 118080, 122940, 131136, 140015, 163920, 168018, 196704, 218560, 224024, 245880, 252027, 280030, 327840, 336036, 393408, 420045, 448048, 491760, 504054, 560060, 655680, 672072, 840090, 896096, 983520, 1008108, 1120120, 1260135, 1344144, 1680180, 1792192, 1967040, 2016216, 2240240, 2520270, 2688288, 3360360, 4032432, 4480480, 5040540, 5376576, 6720720, 8064864, 8960960, 10081080, 13441440, 16129728, 20162160, 26882880, 40324320, 80648640]

約数ペア:

[(1, 80648640), (2, 40324320), (3, 26882880), (4, 20162160), (5, 16129728), (6, 13441440), (8, 10081080), (9, 8960960), (10, 8064864), (12, 6720720), (15, 5376576), (16, 5040540), (18, 4480480), (20, 4032432), (24, 3360360), (30, 2688288), (32, 2520270), (36, 2240240), (40, 2016216), (41, 1967040), (45, 1792192), (48, 1680180), (60, 1344144), (64, 1260135), (72, 1120120), (80, 1008108), (82, 983520), (90, 896096), (96, 840090), (120, 672072), (123, 655680), (144, 560060), (160, 504054), (164, 491760), (180, 448048), (192, 420045), (205, 393408), (240, 336036), (246, 327840), (288, 280030), (320, 252027), (328, 245880), (360, 224024), (369, 218560), (410, 196704), (480, 168018), (492, 163920), (576, 140015), (615, 131136), (656, 122940), (683, 118080), (720, 112012), (738, 109280), (820, 98352), (960, 84009), (984, 81960), (1230, 65568), (1312, 61470), (1366, 59040), (1440, 56006), (1476, 54640), (1640, 49176), (1845, 43712), (1968, 40980), (2049, 39360), (2460, 32784), (2624, 30735), (2732, 29520), (2880, 28003), (2952, 27320), (3280, 24588), (3415, 23616), (3690, 21856), (3936, 20490), (4098, 19680), (4920, 16392), (5464, 14760), (5904, 13660), (6147, 13120), (6560, 12294), (6830, 11808), (7380, 10928), (7872, 10245), (8196, 9840)]