68748840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^2$

素因数の和:101

約数の個数: 216

約数和(自身を含む): 246510810

約数和(自身を除く): 177761970

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 23, 24, 30, 36, 38, 40, 45, 46, 57, 60, 69, 72, 76, 90, 92, 95, 114, 115, 120, 138, 152, 171, 180, 184, 190, 207, 228, 230, 276, 285, 342, 345, 360, 361, 380, 414, 437, 456, 460, 529, 552, 570, 684, 690, 722, 760, 828, 855, 874, 920, 1035, 1058, 1083, 1140, 1311, 1368, 1380, 1444, 1587, 1656, 1710, 1748, 1805, 2070, 2116, 2166, 2185, 2280, 2622, 2645, 2760, 2888, 3174, 3249, 3420, 3496, 3610, 3933, 4140, 4232, 4332, 4370, 4761, 5244, 5290, 5415, 6348, 6498, 6555, 6840, 7220, 7866, 7935, 8280, 8303, 8664, 8740, 9522, 10051, 10488, 10580, 10830, 12696, 12996, 13110, 14440, 15732, 15870, 16245, 16606, 17480, 19044, 19665, 20102, 21160, 21660, 23805, 24909, 25992, 26220, 30153, 31464, 31740, 32490, 33212, 38088, 39330, 40204, 41515, 43320, 47610, 49818, 50255, 52440, 60306, 63480, 64980, 66424, 74727, 78660, 80408, 83030, 90459, 95220, 99636, 100510, 120612, 124545, 129960, 149454, 150765, 157320, 166060, 180918, 190440, 190969, 199272, 201020, 241224, 249090, 298908, 301530, 332120, 361836, 373635, 381938, 402040, 452295, 498180, 572907, 597816, 603060, 723672, 747270, 763876, 904590, 954845, 996360, 1145814, 1206120, 1494540, 1527752, 1718721, 1809180, 1909690, 2291628, 2864535, 2989080, 3437442, 3618360, 3819380, 4583256, 5729070, 6874884, 7638760, 8593605, 11458140, 13749768, 17187210, 22916280, 34374420, 68748840]

約数ペア:

[(1, 68748840), (2, 34374420), (3, 22916280), (4, 17187210), (5, 13749768), (6, 11458140), (8, 8593605), (9, 7638760), (10, 6874884), (12, 5729070), (15, 4583256), (18, 3819380), (19, 3618360), (20, 3437442), (23, 2989080), (24, 2864535), (30, 2291628), (36, 1909690), (38, 1809180), (40, 1718721), (45, 1527752), (46, 1494540), (57, 1206120), (60, 1145814), (69, 996360), (72, 954845), (76, 904590), (90, 763876), (92, 747270), (95, 723672), (114, 603060), (115, 597816), (120, 572907), (138, 498180), (152, 452295), (171, 402040), (180, 381938), (184, 373635), (190, 361836), (207, 332120), (228, 301530), (230, 298908), (276, 249090), (285, 241224), (342, 201020), (345, 199272), (360, 190969), (361, 190440), (380, 180918), (414, 166060), (437, 157320), (456, 150765), (460, 149454), (529, 129960), (552, 124545), (570, 120612), (684, 100510), (690, 99636), (722, 95220), (760, 90459), (828, 83030), (855, 80408), (874, 78660), (920, 74727), (1035, 66424), (1058, 64980), (1083, 63480), (1140, 60306), (1311, 52440), (1368, 50255), (1380, 49818), (1444, 47610), (1587, 43320), (1656, 41515), (1710, 40204), (1748, 39330), (1805, 38088), (2070, 33212), (2116, 32490), (2166, 31740), (2185, 31464), (2280, 30153), (2622, 26220), (2645, 25992), (2760, 24909), (2888, 23805), (3174, 21660), (3249, 21160), (3420, 20102), (3496, 19665), (3610, 19044), (3933, 17480), (4140, 16606), (4232, 16245), (4332, 15870), (4370, 15732), (4761, 14440), (5244, 13110), (5290, 12996), (5415, 12696), (6348, 10830), (6498, 10580), (6555, 10488), (6840, 10051), (7220, 9522), (7866, 8740), (7935, 8664), (8280, 8303)]