2605648640

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{6763}}^1$

素因数の和:6834

約数の個数: 144

約数和(自身を含む): 7299925248

約数和(自身を除く): 4694276608

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 56, 64, 70, 80, 86, 112, 128, 140, 160, 172, 215, 224, 256, 280, 301, 320, 344, 430, 448, 560, 602, 640, 688, 860, 896, 1120, 1204, 1280, 1376, 1505, 1720, 1792, 2240, 2408, 2752, 3010, 3440, 4480, 4816, 5504, 6020, 6763, 6880, 8960, 9632, 11008, 12040, 13526, 13760, 19264, 24080, 27052, 27520, 33815, 38528, 47341, 48160, 54104, 55040, 67630, 77056, 94682, 96320, 108208, 135260, 189364, 192640, 216416, 236705, 270520, 290809, 378728, 385280, 432832, 473410, 541040, 581618, 757456, 865664, 946820, 1082080, 1163236, 1454045, 1514912, 1731328, 1893640, 2035663, 2164160, 2326472, 2908090, 3029824, 3787280, 4071326, 4328320, 4652944, 5816180, 6059648, 7574560, 8142652, 8656640, 9305888, 10178315, 11632360, 12119296, 15149120, 16285304, 18611776, 20356630, 23264720, 30298240, 32570608, 37223552, 40713260, 46529440, 60596480, 65141216, 74447104, 81426520, 93058880, 130282432, 162853040, 186117760, 260564864, 325706080, 372235520, 521129728, 651412160, 1302824320, 2605648640]

約数ペア:

[(1, 2605648640), (2, 1302824320), (4, 651412160), (5, 521129728), (7, 372235520), (8, 325706080), (10, 260564864), (14, 186117760), (16, 162853040), (20, 130282432), (28, 93058880), (32, 81426520), (35, 74447104), (40, 65141216), (43, 60596480), (56, 46529440), (64, 40713260), (70, 37223552), (80, 32570608), (86, 30298240), (112, 23264720), (128, 20356630), (140, 18611776), (160, 16285304), (172, 15149120), (215, 12119296), (224, 11632360), (256, 10178315), (280, 9305888), (301, 8656640), (320, 8142652), (344, 7574560), (430, 6059648), (448, 5816180), (560, 4652944), (602, 4328320), (640, 4071326), (688, 3787280), (860, 3029824), (896, 2908090), (1120, 2326472), (1204, 2164160), (1280, 2035663), (1376, 1893640), (1505, 1731328), (1720, 1514912), (1792, 1454045), (2240, 1163236), (2408, 1082080), (2752, 946820), (3010, 865664), (3440, 757456), (4480, 581618), (4816, 541040), (5504, 473410), (6020, 432832), (6763, 385280), (6880, 378728), (8960, 290809), (9632, 270520), (11008, 236705), (12040, 216416), (13526, 192640), (13760, 189364), (19264, 135260), (24080, 108208), (27052, 96320), (27520, 94682), (33815, 77056), (38528, 67630), (47341, 55040), (48160, 54104)]