177829120

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:340

約数の個数: 144

約数和(自身を含む): 494484480

約数和(自身を除く): 316655360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 89, 112, 128, 140, 160, 178, 223, 224, 256, 280, 320, 356, 445, 446, 448, 560, 623, 640, 712, 890, 892, 896, 1115, 1120, 1246, 1280, 1424, 1561, 1780, 1784, 1792, 2230, 2240, 2492, 2848, 3115, 3122, 3560, 3568, 4460, 4480, 4984, 5696, 6230, 6244, 7120, 7136, 7805, 8920, 8960, 9968, 11392, 12460, 12488, 14240, 14272, 15610, 17840, 19847, 19936, 22784, 24920, 24976, 28480, 28544, 31220, 35680, 39694, 39872, 49840, 49952, 56960, 57088, 62440, 71360, 79388, 79744, 99235, 99680, 99904, 113920, 124880, 138929, 142720, 158776, 159488, 198470, 199360, 199808, 249760, 277858, 285440, 317552, 396940, 398720, 399616, 499520, 555716, 635104, 694645, 793880, 797440, 999040, 1111432, 1270208, 1389290, 1587760, 1998080, 2222864, 2540416, 2778580, 3175520, 4445728, 5080832, 5557160, 6351040, 8891456, 11114320, 12702080, 17782912, 22228640, 25404160, 35565824, 44457280, 88914560, 177829120]

約数ペア:

[(1, 177829120), (2, 88914560), (4, 44457280), (5, 35565824), (7, 25404160), (8, 22228640), (10, 17782912), (14, 12702080), (16, 11114320), (20, 8891456), (28, 6351040), (32, 5557160), (35, 5080832), (40, 4445728), (56, 3175520), (64, 2778580), (70, 2540416), (80, 2222864), (89, 1998080), (112, 1587760), (128, 1389290), (140, 1270208), (160, 1111432), (178, 999040), (223, 797440), (224, 793880), (256, 694645), (280, 635104), (320, 555716), (356, 499520), (445, 399616), (446, 398720), (448, 396940), (560, 317552), (623, 285440), (640, 277858), (712, 249760), (890, 199808), (892, 199360), (896, 198470), (1115, 159488), (1120, 158776), (1246, 142720), (1280, 138929), (1424, 124880), (1561, 113920), (1780, 99904), (1784, 99680), (1792, 99235), (2230, 79744), (2240, 79388), (2492, 71360), (2848, 62440), (3115, 57088), (3122, 56960), (3560, 49952), (3568, 49840), (4460, 39872), (4480, 39694), (4984, 35680), (5696, 31220), (6230, 28544), (6244, 28480), (7120, 24976), (7136, 24920), (7805, 22784), (8920, 19936), (8960, 19847), (9968, 17840), (11392, 15610), (12460, 14272), (12488, 14240)]