81000360

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{32143}}^1$

素因数の和:32167

約数の個数: 96

約数和(自身を含む): 300867840

約数和(自身を除く): 219867480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 32143, 64286, 96429, 128572, 160715, 192858, 225001, 257144, 289287, 321430, 385716, 450002, 482145, 578574, 642860, 675003, 771432, 900004, 964290, 1125005, 1157148, 1285720, 1350006, 1446435, 1800008, 1928580, 2025009, 2250010, 2314296, 2700012, 2892870, 3375015, 3857160, 4050018, 4500020, 5400024, 5785740, 6750030, 8100036, 9000040, 10125045, 11571480, 13500060, 16200072, 20250090, 27000120, 40500180, 81000360]

約数ペア:

[(1, 81000360), (2, 40500180), (3, 27000120), (4, 20250090), (5, 16200072), (6, 13500060), (7, 11571480), (8, 10125045), (9, 9000040), (10, 8100036), (12, 6750030), (14, 5785740), (15, 5400024), (18, 4500020), (20, 4050018), (21, 3857160), (24, 3375015), (28, 2892870), (30, 2700012), (35, 2314296), (36, 2250010), (40, 2025009), (42, 1928580), (45, 1800008), (56, 1446435), (60, 1350006), (63, 1285720), (70, 1157148), (72, 1125005), (84, 964290), (90, 900004), (105, 771432), (120, 675003), (126, 642860), (140, 578574), (168, 482145), (180, 450002), (210, 385716), (252, 321430), (280, 289287), (315, 257144), (360, 225001), (420, 192858), (504, 160715), (630, 128572), (840, 96429), (1260, 64286), (2520, 32143)]