389801440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:265

約数の個数: 192

約数和(自身を含む): 1107025920

約数和(自身を除く): 717224480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 70, 80, 103, 109, 112, 124, 140, 155, 160, 206, 217, 218, 224, 248, 280, 310, 412, 434, 436, 496, 515, 545, 560, 620, 721, 763, 824, 868, 872, 992, 1030, 1085, 1090, 1120, 1240, 1442, 1526, 1648, 1736, 1744, 2060, 2170, 2180, 2480, 2884, 3052, 3193, 3296, 3379, 3472, 3488, 3605, 3815, 4120, 4340, 4360, 4960, 5768, 6104, 6386, 6758, 6944, 7210, 7630, 8240, 8680, 8720, 11227, 11536, 12208, 12772, 13516, 14420, 15260, 15965, 16480, 16895, 17360, 17440, 22351, 22454, 23072, 23653, 24416, 25544, 27032, 28840, 30520, 31930, 33790, 34720, 44702, 44908, 47306, 51088, 54064, 56135, 57680, 61040, 63860, 67580, 78589, 89404, 89816, 94612, 102176, 108128, 111755, 112270, 115360, 118265, 122080, 127720, 135160, 157178, 178808, 179632, 189224, 223510, 224540, 236530, 255440, 270320, 314356, 348037, 357616, 359264, 378448, 392945, 447020, 449080, 473060, 510880, 540640, 628712, 696074, 715232, 756896, 785890, 894040, 898160, 946120, 1257424, 1392148, 1571780, 1740185, 1788080, 1796320, 1892240, 2436259, 2514848, 2784296, 3143560, 3480370, 3576160, 3784480, 4872518, 5568592, 6287120, 6960740, 9745036, 11137184, 12181295, 12574240, 13921480, 19490072, 24362590, 27842960, 38980144, 48725180, 55685920, 77960288, 97450360, 194900720, 389801440]

約数ペア:

[(1, 389801440), (2, 194900720), (4, 97450360), (5, 77960288), (7, 55685920), (8, 48725180), (10, 38980144), (14, 27842960), (16, 24362590), (20, 19490072), (28, 13921480), (31, 12574240), (32, 12181295), (35, 11137184), (40, 9745036), (56, 6960740), (62, 6287120), (70, 5568592), (80, 4872518), (103, 3784480), (109, 3576160), (112, 3480370), (124, 3143560), (140, 2784296), (155, 2514848), (160, 2436259), (206, 1892240), (217, 1796320), (218, 1788080), (224, 1740185), (248, 1571780), (280, 1392148), (310, 1257424), (412, 946120), (434, 898160), (436, 894040), (496, 785890), (515, 756896), (545, 715232), (560, 696074), (620, 628712), (721, 540640), (763, 510880), (824, 473060), (868, 449080), (872, 447020), (992, 392945), (1030, 378448), (1085, 359264), (1090, 357616), (1120, 348037), (1240, 314356), (1442, 270320), (1526, 255440), (1648, 236530), (1736, 224540), (1744, 223510), (2060, 189224), (2170, 179632), (2180, 178808), (2480, 157178), (2884, 135160), (3052, 127720), (3193, 122080), (3296, 118265), (3379, 115360), (3472, 112270), (3488, 111755), (3605, 108128), (3815, 102176), (4120, 94612), (4340, 89816), (4360, 89404), (4960, 78589), (5768, 67580), (6104, 63860), (6386, 61040), (6758, 57680), (6944, 56135), (7210, 54064), (7630, 51088), (8240, 47306), (8680, 44908), (8720, 44702), (11227, 34720), (11536, 33790), (12208, 31930), (12772, 30520), (13516, 28840), (14420, 27032), (15260, 25544), (15965, 24416), (16480, 23653), (16895, 23072), (17360, 22454), (17440, 22351)]