261422400

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{107}}^1\times {\mathrm{509}}^1$

素因数の和:641

約数の個数: 168

約数和(自身を含む): 867399840

約数和(自身を除く): 605977440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 107, 120, 150, 160, 192, 200, 214, 240, 300, 320, 321, 400, 428, 480, 509, 535, 600, 642, 800, 856, 960, 1018, 1070, 1200, 1284, 1527, 1600, 1605, 1712, 2036, 2140, 2400, 2545, 2568, 2675, 3054, 3210, 3424, 4072, 4280, 4800, 5090, 5136, 5350, 6108, 6420, 6848, 7635, 8025, 8144, 8560, 10180, 10272, 10700, 12216, 12725, 12840, 15270, 16050, 16288, 17120, 20360, 20544, 21400, 24432, 25450, 25680, 30540, 32100, 32576, 34240, 38175, 40720, 42800, 48864, 50900, 51360, 54463, 61080, 64200, 76350, 81440, 85600, 97728, 101800, 102720, 108926, 122160, 128400, 152700, 162880, 163389, 171200, 203600, 217852, 244320, 256800, 272315, 305400, 326778, 407200, 435704, 488640, 513600, 544630, 610800, 653556, 814400, 816945, 871408, 1089260, 1221600, 1307112, 1361575, 1633890, 1742816, 2178520, 2443200, 2614224, 2723150, 3267780, 3485632, 4084725, 4357040, 5228448, 5446300, 6535560, 8169450, 8714080, 10456896, 10892600, 13071120, 16338900, 17428160, 21785200, 26142240, 32677800, 43570400, 52284480, 65355600, 87140800, 130711200, 261422400]

約数ペア:

[(1, 261422400), (2, 130711200), (3, 87140800), (4, 65355600), (5, 52284480), (6, 43570400), (8, 32677800), (10, 26142240), (12, 21785200), (15, 17428160), (16, 16338900), (20, 13071120), (24, 10892600), (25, 10456896), (30, 8714080), (32, 8169450), (40, 6535560), (48, 5446300), (50, 5228448), (60, 4357040), (64, 4084725), (75, 3485632), (80, 3267780), (96, 2723150), (100, 2614224), (107, 2443200), (120, 2178520), (150, 1742816), (160, 1633890), (192, 1361575), (200, 1307112), (214, 1221600), (240, 1089260), (300, 871408), (320, 816945), (321, 814400), (400, 653556), (428, 610800), (480, 544630), (509, 513600), (535, 488640), (600, 435704), (642, 407200), (800, 326778), (856, 305400), (960, 272315), (1018, 256800), (1070, 244320), (1200, 217852), (1284, 203600), (1527, 171200), (1600, 163389), (1605, 162880), (1712, 152700), (2036, 128400), (2140, 122160), (2400, 108926), (2545, 102720), (2568, 101800), (2675, 97728), (3054, 85600), (3210, 81440), (3424, 76350), (4072, 64200), (4280, 61080), (4800, 54463), (5090, 51360), (5136, 50900), (5350, 48864), (6108, 42800), (6420, 40720), (6848, 38175), (7635, 34240), (8025, 32576), (8144, 32100), (8560, 30540), (10180, 25680), (10272, 25450), (10700, 24432), (12216, 21400), (12725, 20544), (12840, 20360), (15270, 17120), (16050, 16288)]