85321440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{307}}^1$

素因数の和:521

約数の個数: 144

約数和(自身を含む): 293621328

約数和(自身を除く): 208299888

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 193, 240, 288, 307, 360, 386, 480, 579, 614, 720, 772, 921, 965, 1158, 1228, 1440, 1535, 1544, 1737, 1842, 1930, 2316, 2456, 2763, 2895, 3070, 3088, 3474, 3684, 3860, 4605, 4632, 4912, 5526, 5790, 6140, 6176, 6948, 7368, 7720, 8685, 9210, 9264, 9824, 11052, 11580, 12280, 13815, 13896, 14736, 15440, 17370, 18420, 18528, 22104, 23160, 24560, 27630, 27792, 29472, 30880, 34740, 36840, 44208, 46320, 49120, 55260, 55584, 59251, 69480, 73680, 88416, 92640, 110520, 118502, 138960, 147360, 177753, 221040, 237004, 277920, 296255, 355506, 442080, 474008, 533259, 592510, 711012, 888765, 948016, 1066518, 1185020, 1422024, 1777530, 1896032, 2133036, 2370040, 2666295, 2844048, 3555060, 4266072, 4740080, 5332590, 5688096, 7110120, 8532144, 9480160, 10665180, 14220240, 17064288, 21330360, 28440480, 42660720, 85321440]

約数ペア:

[(1, 85321440), (2, 42660720), (3, 28440480), (4, 21330360), (5, 17064288), (6, 14220240), (8, 10665180), (9, 9480160), (10, 8532144), (12, 7110120), (15, 5688096), (16, 5332590), (18, 4740080), (20, 4266072), (24, 3555060), (30, 2844048), (32, 2666295), (36, 2370040), (40, 2133036), (45, 1896032), (48, 1777530), (60, 1422024), (72, 1185020), (80, 1066518), (90, 948016), (96, 888765), (120, 711012), (144, 592510), (160, 533259), (180, 474008), (193, 442080), (240, 355506), (288, 296255), (307, 277920), (360, 237004), (386, 221040), (480, 177753), (579, 147360), (614, 138960), (720, 118502), (772, 110520), (921, 92640), (965, 88416), (1158, 73680), (1228, 69480), (1440, 59251), (1535, 55584), (1544, 55260), (1737, 49120), (1842, 46320), (1930, 44208), (2316, 36840), (2456, 34740), (2763, 30880), (2895, 29472), (3070, 27792), (3088, 27630), (3474, 24560), (3684, 23160), (3860, 22104), (4605, 18528), (4632, 18420), (4912, 17370), (5526, 15440), (5790, 14736), (6140, 13896), (6176, 13815), (6948, 12280), (7368, 11580), (7720, 11052), (8685, 9824), (9210, 9264)]