212703680

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{353}}^1$

素因数の和:646

約数の個数: 112

約数和(自身を含む): 582655680

約数和(自身を除く): 369952000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 269, 280, 320, 353, 448, 538, 560, 706, 1076, 1120, 1345, 1412, 1765, 1883, 2152, 2240, 2471, 2690, 2824, 3530, 3766, 4304, 4942, 5380, 5648, 7060, 7532, 8608, 9415, 9884, 10760, 11296, 12355, 14120, 15064, 17216, 18830, 19768, 21520, 22592, 24710, 28240, 30128, 37660, 39536, 43040, 49420, 56480, 60256, 75320, 79072, 86080, 94957, 98840, 112960, 120512, 150640, 158144, 189914, 197680, 301280, 379828, 395360, 474785, 602560, 664699, 759656, 790720, 949570, 1329398, 1519312, 1899140, 2658796, 3038624, 3323495, 3798280, 5317592, 6077248, 6646990, 7596560, 10635184, 13293980, 15193120, 21270368, 26587960, 30386240, 42540736, 53175920, 106351840, 212703680]

約数ペア:

[(1, 212703680), (2, 106351840), (4, 53175920), (5, 42540736), (7, 30386240), (8, 26587960), (10, 21270368), (14, 15193120), (16, 13293980), (20, 10635184), (28, 7596560), (32, 6646990), (35, 6077248), (40, 5317592), (56, 3798280), (64, 3323495), (70, 3038624), (80, 2658796), (112, 1899140), (140, 1519312), (160, 1329398), (224, 949570), (269, 790720), (280, 759656), (320, 664699), (353, 602560), (448, 474785), (538, 395360), (560, 379828), (706, 301280), (1076, 197680), (1120, 189914), (1345, 158144), (1412, 150640), (1765, 120512), (1883, 112960), (2152, 98840), (2240, 94957), (2471, 86080), (2690, 79072), (2824, 75320), (3530, 60256), (3766, 56480), (4304, 49420), (4942, 43040), (5380, 39536), (5648, 37660), (7060, 30128), (7532, 28240), (8608, 24710), (9415, 22592), (9884, 21520), (10760, 19768), (11296, 18830), (12355, 17216), (14120, 15064)]