160840400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:182

約数の個数: 240

約数和(自身を含む): 487111680

約数和(自身を除く): 326271280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 25, 28, 31, 34, 35, 40, 50, 56, 62, 68, 70, 80, 85, 100, 109, 112, 119, 124, 136, 140, 155, 170, 175, 200, 217, 218, 238, 248, 272, 280, 310, 340, 350, 400, 425, 434, 436, 476, 496, 527, 545, 560, 595, 620, 680, 700, 763, 775, 850, 868, 872, 952, 1054, 1085, 1090, 1190, 1240, 1360, 1400, 1526, 1550, 1700, 1736, 1744, 1853, 1904, 2108, 2170, 2180, 2380, 2480, 2635, 2725, 2800, 2975, 3052, 3100, 3379, 3400, 3472, 3689, 3706, 3815, 4216, 4340, 4360, 4760, 5270, 5425, 5450, 5950, 6104, 6200, 6758, 6800, 7378, 7412, 7630, 8432, 8680, 8720, 9265, 9520, 10540, 10850, 10900, 11900, 12208, 12400, 12971, 13175, 13516, 14756, 14824, 15260, 16895, 17360, 18445, 18530, 19075, 21080, 21700, 21800, 23653, 23800, 25942, 26350, 27032, 29512, 29648, 30520, 33790, 36890, 37060, 38150, 42160, 43400, 43600, 46325, 47306, 47600, 51884, 52700, 54064, 57443, 59024, 61040, 64855, 67580, 73780, 74120, 76300, 84475, 86800, 92225, 92650, 94612, 103768, 105400, 114886, 118265, 129710, 135160, 147560, 148240, 152600, 168950, 184450, 185300, 189224, 207536, 210800, 229772, 236530, 259420, 270320, 287215, 295120, 305200, 324275, 337900, 368900, 370600, 378448, 402101, 459544, 473060, 518840, 574430, 591325, 648550, 675800, 737800, 741200, 804202, 919088, 946120, 1037680, 1148860, 1182650, 1297100, 1351600, 1436075, 1475600, 1608404, 1892240, 2010505, 2297720, 2365300, 2594200, 2872150, 3216808, 4021010, 4595440, 4730600, 5188400, 5744300, 6433616, 8042020, 9461200, 10052525, 11488600, 16084040, 20105050, 22977200, 32168080, 40210100, 80420200, 160840400]

約数ペア:

[(1, 160840400), (2, 80420200), (4, 40210100), (5, 32168080), (7, 22977200), (8, 20105050), (10, 16084040), (14, 11488600), (16, 10052525), (17, 9461200), (20, 8042020), (25, 6433616), (28, 5744300), (31, 5188400), (34, 4730600), (35, 4595440), (40, 4021010), (50, 3216808), (56, 2872150), (62, 2594200), (68, 2365300), (70, 2297720), (80, 2010505), (85, 1892240), (100, 1608404), (109, 1475600), (112, 1436075), (119, 1351600), (124, 1297100), (136, 1182650), (140, 1148860), (155, 1037680), (170, 946120), (175, 919088), (200, 804202), (217, 741200), (218, 737800), (238, 675800), (248, 648550), (272, 591325), (280, 574430), (310, 518840), (340, 473060), (350, 459544), (400, 402101), (425, 378448), (434, 370600), (436, 368900), (476, 337900), (496, 324275), (527, 305200), (545, 295120), (560, 287215), (595, 270320), (620, 259420), (680, 236530), (700, 229772), (763, 210800), (775, 207536), (850, 189224), (868, 185300), (872, 184450), (952, 168950), (1054, 152600), (1085, 148240), (1090, 147560), (1190, 135160), (1240, 129710), (1360, 118265), (1400, 114886), (1526, 105400), (1550, 103768), (1700, 94612), (1736, 92650), (1744, 92225), (1853, 86800), (1904, 84475), (2108, 76300), (2170, 74120), (2180, 73780), (2380, 67580), (2480, 64855), (2635, 61040), (2725, 59024), (2800, 57443), (2975, 54064), (3052, 52700), (3100, 51884), (3379, 47600), (3400, 47306), (3472, 46325), (3689, 43600), (3706, 43400), (3815, 42160), (4216, 38150), (4340, 37060), (4360, 36890), (4760, 33790), (5270, 30520), (5425, 29648), (5450, 29512), (5950, 27032), (6104, 26350), (6200, 25942), (6758, 23800), (6800, 23653), (7378, 21800), (7412, 21700), (7630, 21080), (8432, 19075), (8680, 18530), (8720, 18445), (9265, 17360), (9520, 16895), (10540, 15260), (10850, 14824), (10900, 14756), (11900, 13516), (12208, 13175), (12400, 12971)]