31446256640

素因数分解:

$2^{10}\times 5^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1\times {\mathrm{353}}^1$

素因数の和:642

約数の個数: 176

約数和(自身を含む): 76800033792

約数和(自身を除く): 45353777152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 137, 160, 254, 256, 274, 320, 353, 508, 512, 548, 635, 640, 685, 706, 1016, 1024, 1096, 1270, 1280, 1370, 1412, 1765, 2032, 2192, 2540, 2560, 2740, 2824, 3530, 4064, 4384, 5080, 5120, 5480, 5648, 7060, 8128, 8768, 10160, 10960, 11296, 14120, 16256, 17399, 17536, 20320, 21920, 22592, 28240, 32512, 34798, 35072, 40640, 43840, 44831, 45184, 48361, 56480, 65024, 69596, 70144, 81280, 86995, 87680, 89662, 90368, 96722, 112960, 130048, 139192, 140288, 162560, 173990, 175360, 179324, 180736, 193444, 224155, 225920, 241805, 278384, 325120, 347980, 350720, 358648, 361472, 386888, 448310, 451840, 483610, 556768, 650240, 695960, 701440, 717296, 773776, 896620, 903680, 967220, 1113536, 1391920, 1434592, 1547552, 1793240, 1807360, 1934440, 2227072, 2783840, 2869184, 3095104, 3586480, 3868880, 4454144, 5567680, 5738368, 6141847, 6190208, 7172960, 7737760, 8908288, 11135360, 11476736, 12283694, 12380416, 14345920, 15475520, 17816576, 22270720, 22953472, 24567388, 24760832, 28691840, 30709235, 30951040, 44541440, 45906944, 49134776, 49521664, 57383680, 61418470, 61902080, 89082880, 98269552, 114767360, 122836940, 123804160, 196539104, 229534720, 245673880, 247608320, 393078208, 491347760, 786156416, 982695520, 1572312832, 1965391040, 3144625664, 3930782080, 6289251328, 7861564160, 15723128320, 31446256640]

約数ペア:

[(1, 31446256640), (2, 15723128320), (4, 7861564160), (5, 6289251328), (8, 3930782080), (10, 3144625664), (16, 1965391040), (20, 1572312832), (32, 982695520), (40, 786156416), (64, 491347760), (80, 393078208), (127, 247608320), (128, 245673880), (137, 229534720), (160, 196539104), (254, 123804160), (256, 122836940), (274, 114767360), (320, 98269552), (353, 89082880), (508, 61902080), (512, 61418470), (548, 57383680), (635, 49521664), (640, 49134776), (685, 45906944), (706, 44541440), (1016, 30951040), (1024, 30709235), (1096, 28691840), (1270, 24760832), (1280, 24567388), (1370, 22953472), (1412, 22270720), (1765, 17816576), (2032, 15475520), (2192, 14345920), (2540, 12380416), (2560, 12283694), (2740, 11476736), (2824, 11135360), (3530, 8908288), (4064, 7737760), (4384, 7172960), (5080, 6190208), (5120, 6141847), (5480, 5738368), (5648, 5567680), (7060, 4454144), (8128, 3868880), (8768, 3586480), (10160, 3095104), (10960, 2869184), (11296, 2783840), (14120, 2227072), (16256, 1934440), (17399, 1807360), (17536, 1793240), (20320, 1547552), (21920, 1434592), (22592, 1391920), (28240, 1113536), (32512, 967220), (34798, 903680), (35072, 896620), (40640, 773776), (43840, 717296), (44831, 701440), (45184, 695960), (48361, 650240), (56480, 556768), (65024, 483610), (69596, 451840), (70144, 448310), (81280, 386888), (86995, 361472), (87680, 358648), (89662, 350720), (90368, 347980), (96722, 325120), (112960, 278384), (130048, 241805), (139192, 225920), (140288, 224155), (162560, 193444), (173990, 180736), (175360, 179324)]