249265920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{467}}^1$

素因数の和:630

約数の個数: 144

約数和(自身を含む): 803537280

約数和(自身を除く): 554271360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 139, 160, 192, 240, 256, 278, 320, 384, 417, 467, 480, 556, 640, 695, 768, 834, 934, 960, 1112, 1280, 1390, 1401, 1668, 1868, 1920, 2085, 2224, 2335, 2780, 2802, 3336, 3736, 3840, 4170, 4448, 4670, 5560, 5604, 6672, 7005, 7472, 8340, 8896, 9340, 11120, 11208, 13344, 14010, 14944, 16680, 17792, 18680, 22240, 22416, 26688, 28020, 29888, 33360, 35584, 37360, 44480, 44832, 53376, 56040, 59776, 64913, 66720, 74720, 88960, 89664, 106752, 112080, 119552, 129826, 133440, 149440, 177920, 179328, 194739, 224160, 259652, 266880, 298880, 324565, 358656, 389478, 448320, 519304, 533760, 597760, 649130, 778956, 896640, 973695, 1038608, 1298260, 1557912, 1793280, 1947390, 2077216, 2596520, 3115824, 3894780, 4154432, 5193040, 6231648, 7789560, 8308864, 10386080, 12463296, 15579120, 16617728, 20772160, 24926592, 31158240, 41544320, 49853184, 62316480, 83088640, 124632960, 249265920]

約数ペア:

[(1, 249265920), (2, 124632960), (3, 83088640), (4, 62316480), (5, 49853184), (6, 41544320), (8, 31158240), (10, 24926592), (12, 20772160), (15, 16617728), (16, 15579120), (20, 12463296), (24, 10386080), (30, 8308864), (32, 7789560), (40, 6231648), (48, 5193040), (60, 4154432), (64, 3894780), (80, 3115824), (96, 2596520), (120, 2077216), (128, 1947390), (139, 1793280), (160, 1557912), (192, 1298260), (240, 1038608), (256, 973695), (278, 896640), (320, 778956), (384, 649130), (417, 597760), (467, 533760), (480, 519304), (556, 448320), (640, 389478), (695, 358656), (768, 324565), (834, 298880), (934, 266880), (960, 259652), (1112, 224160), (1280, 194739), (1390, 179328), (1401, 177920), (1668, 149440), (1868, 133440), (1920, 129826), (2085, 119552), (2224, 112080), (2335, 106752), (2780, 89664), (2802, 88960), (3336, 74720), (3736, 66720), (3840, 64913), (4170, 59776), (4448, 56040), (4670, 53376), (5560, 44832), (5604, 44480), (6672, 37360), (7005, 35584), (7472, 33360), (8340, 29888), (8896, 28020), (9340, 26688), (11120, 22416), (11208, 22240), (13344, 18680), (14010, 17792), (14944, 16680)]