81005400

素因数分解:

$2^3\times 3^3\times 5^2\times 7^1\times {\mathrm{2143}}^1$

素因数の和:2175

約数の個数: 192

約数和(自身を含む): 319027200

約数和(自身を除く): 238021800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 27, 28, 30, 35, 36, 40, 42, 45, 50, 54, 56, 60, 63, 70, 72, 75, 84, 90, 100, 105, 108, 120, 126, 135, 140, 150, 168, 175, 180, 189, 200, 210, 216, 225, 252, 270, 280, 300, 315, 350, 360, 378, 420, 450, 504, 525, 540, 600, 630, 675, 700, 756, 840, 900, 945, 1050, 1080, 1260, 1350, 1400, 1512, 1575, 1800, 1890, 2100, 2143, 2520, 2700, 3150, 3780, 4200, 4286, 4725, 5400, 6300, 6429, 7560, 8572, 9450, 10715, 12600, 12858, 15001, 17144, 18900, 19287, 21430, 25716, 30002, 32145, 37800, 38574, 42860, 45003, 51432, 53575, 57861, 60004, 64290, 75005, 77148, 85720, 90006, 96435, 107150, 115722, 120008, 128580, 135009, 150010, 154296, 160725, 180012, 192870, 214300, 225015, 231444, 257160, 270018, 289305, 300020, 321450, 360024, 375025, 385740, 405027, 428600, 450030, 462888, 482175, 540036, 578610, 600040, 642900, 675045, 750050, 771480, 810054, 900060, 964350, 1080072, 1125075, 1157220, 1285800, 1350090, 1446525, 1500100, 1620108, 1800120, 1928700, 2025135, 2250150, 2314440, 2700180, 2893050, 3000200, 3240216, 3375225, 3857400, 4050270, 4500300, 5400360, 5786100, 6750450, 8100540, 9000600, 10125675, 11572200, 13500900, 16201080, 20251350, 27001800, 40502700, 81005400]

約数ペア:

[(1, 81005400), (2, 40502700), (3, 27001800), (4, 20251350), (5, 16201080), (6, 13500900), (7, 11572200), (8, 10125675), (9, 9000600), (10, 8100540), (12, 6750450), (14, 5786100), (15, 5400360), (18, 4500300), (20, 4050270), (21, 3857400), (24, 3375225), (25, 3240216), (27, 3000200), (28, 2893050), (30, 2700180), (35, 2314440), (36, 2250150), (40, 2025135), (42, 1928700), (45, 1800120), (50, 1620108), (54, 1500100), (56, 1446525), (60, 1350090), (63, 1285800), (70, 1157220), (72, 1125075), (75, 1080072), (84, 964350), (90, 900060), (100, 810054), (105, 771480), (108, 750050), (120, 675045), (126, 642900), (135, 600040), (140, 578610), (150, 540036), (168, 482175), (175, 462888), (180, 450030), (189, 428600), (200, 405027), (210, 385740), (216, 375025), (225, 360024), (252, 321450), (270, 300020), (280, 289305), (300, 270018), (315, 257160), (350, 231444), (360, 225015), (378, 214300), (420, 192870), (450, 180012), (504, 160725), (525, 154296), (540, 150010), (600, 135009), (630, 128580), (675, 120008), (700, 115722), (756, 107150), (840, 96435), (900, 90006), (945, 85720), (1050, 77148), (1080, 75005), (1260, 64290), (1350, 60004), (1400, 57861), (1512, 53575), (1575, 51432), (1800, 45003), (1890, 42860), (2100, 38574), (2143, 37800), (2520, 32145), (2700, 30002), (3150, 25716), (3780, 21430), (4200, 19287), (4286, 18900), (4725, 17144), (5400, 15001), (6300, 12858), (6429, 12600), (7560, 10715), (8572, 9450)]