89187560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1259}}^1$

素因数の和:1311

約数の個数: 128

約数和(自身を含む): 261273600

約数和(自身を除く): 172086040

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 23, 28, 35, 40, 44, 46, 55, 56, 70, 77, 88, 92, 110, 115, 140, 154, 161, 184, 220, 230, 253, 280, 308, 322, 385, 440, 460, 506, 616, 644, 770, 805, 920, 1012, 1259, 1265, 1288, 1540, 1610, 1771, 2024, 2518, 2530, 3080, 3220, 3542, 5036, 5060, 6295, 6440, 7084, 8813, 8855, 10072, 10120, 12590, 13849, 14168, 17626, 17710, 25180, 27698, 28957, 35252, 35420, 44065, 50360, 55396, 57914, 69245, 70504, 70840, 88130, 96943, 110792, 115828, 138490, 144785, 176260, 193886, 202699, 231656, 276980, 289570, 318527, 352520, 387772, 405398, 484715, 553960, 579140, 637054, 775544, 810796, 969430, 1013495, 1158280, 1274108, 1592635, 1621592, 1938860, 2026990, 2229689, 2548216, 3185270, 3877720, 4053980, 4459378, 6370540, 8107960, 8918756, 11148445, 12741080, 17837512, 22296890, 44593780, 89187560]

約数ペア:

[(1, 89187560), (2, 44593780), (4, 22296890), (5, 17837512), (7, 12741080), (8, 11148445), (10, 8918756), (11, 8107960), (14, 6370540), (20, 4459378), (22, 4053980), (23, 3877720), (28, 3185270), (35, 2548216), (40, 2229689), (44, 2026990), (46, 1938860), (55, 1621592), (56, 1592635), (70, 1274108), (77, 1158280), (88, 1013495), (92, 969430), (110, 810796), (115, 775544), (140, 637054), (154, 579140), (161, 553960), (184, 484715), (220, 405398), (230, 387772), (253, 352520), (280, 318527), (308, 289570), (322, 276980), (385, 231656), (440, 202699), (460, 193886), (506, 176260), (616, 144785), (644, 138490), (770, 115828), (805, 110792), (920, 96943), (1012, 88130), (1259, 70840), (1265, 70504), (1288, 69245), (1540, 57914), (1610, 55396), (1771, 50360), (2024, 44065), (2518, 35420), (2530, 35252), (3080, 28957), (3220, 27698), (3542, 25180), (5036, 17710), (5060, 17626), (6295, 14168), (6440, 13849), (7084, 12590), (8813, 10120), (8855, 10072)]