2564654680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{5231}}^1$

素因数の和:5369

約数の個数: 128

約数和(自身を含む): 7051898880

約数和(自身を除く): 4487244200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 103, 119, 136, 140, 170, 206, 238, 280, 340, 412, 476, 515, 595, 680, 721, 824, 952, 1030, 1190, 1442, 1751, 2060, 2380, 2884, 3502, 3605, 4120, 4760, 5231, 5768, 7004, 7210, 8755, 10462, 12257, 14008, 14420, 17510, 20924, 24514, 26155, 28840, 35020, 36617, 41848, 49028, 52310, 61285, 70040, 73234, 88927, 98056, 104620, 122570, 146468, 177854, 183085, 209240, 245140, 292936, 355708, 366170, 444635, 490280, 538793, 622489, 711416, 732340, 889270, 1077586, 1244978, 1464680, 1778540, 2155172, 2489956, 2693965, 3112445, 3557080, 3771551, 4310344, 4979912, 5387930, 6224890, 7543102, 9159481, 10775860, 12449780, 15086204, 18318962, 18857755, 21551720, 24899560, 30172408, 36637924, 37715510, 45797405, 64116367, 73275848, 75431020, 91594810, 128232734, 150862040, 183189620, 256465468, 320581835, 366379240, 512930936, 641163670, 1282327340, 2564654680]

約数ペア:

[(1, 2564654680), (2, 1282327340), (4, 641163670), (5, 512930936), (7, 366379240), (8, 320581835), (10, 256465468), (14, 183189620), (17, 150862040), (20, 128232734), (28, 91594810), (34, 75431020), (35, 73275848), (40, 64116367), (56, 45797405), (68, 37715510), (70, 36637924), (85, 30172408), (103, 24899560), (119, 21551720), (136, 18857755), (140, 18318962), (170, 15086204), (206, 12449780), (238, 10775860), (280, 9159481), (340, 7543102), (412, 6224890), (476, 5387930), (515, 4979912), (595, 4310344), (680, 3771551), (721, 3557080), (824, 3112445), (952, 2693965), (1030, 2489956), (1190, 2155172), (1442, 1778540), (1751, 1464680), (2060, 1244978), (2380, 1077586), (2884, 889270), (3502, 732340), (3605, 711416), (4120, 622489), (4760, 538793), (5231, 490280), (5768, 444635), (7004, 366170), (7210, 355708), (8755, 292936), (10462, 245140), (12257, 209240), (14008, 183085), (14420, 177854), (17510, 146468), (20924, 122570), (24514, 104620), (26155, 98056), (28840, 88927), (35020, 73234), (36617, 70040), (41848, 61285), (49028, 52310)]