2178117760

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{251}}^1$

素因数の和:439

約数の個数: 256

約数和(自身を含む): 6477408000

約数和(自身を除く): 4299290240

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 149, 160, 182, 208, 224, 251, 260, 280, 298, 320, 364, 416, 448, 455, 502, 520, 560, 596, 640, 728, 745, 832, 896, 910, 1004, 1040, 1043, 1120, 1192, 1255, 1456, 1490, 1664, 1757, 1820, 1937, 2008, 2080, 2086, 2240, 2384, 2510, 2912, 2980, 3263, 3514, 3640, 3874, 4016, 4160, 4172, 4480, 4768, 5020, 5215, 5824, 5960, 6526, 7028, 7280, 7748, 8032, 8320, 8344, 8785, 9536, 9685, 10040, 10430, 11648, 11920, 13052, 13559, 14056, 14560, 15496, 16064, 16315, 16688, 17570, 19072, 19370, 20080, 20860, 22841, 23840, 26104, 27118, 28112, 29120, 30992, 32128, 32630, 33376, 35140, 37399, 38740, 40160, 41720, 45682, 47680, 52208, 54236, 56224, 58240, 61984, 65260, 66752, 67795, 70280, 74798, 77480, 80320, 83440, 91364, 95360, 104416, 108472, 112448, 114205, 123968, 130520, 133504, 135590, 140560, 149596, 154960, 160640, 166880, 182728, 186995, 208832, 216944, 224896, 228410, 247936, 261040, 261793, 271180, 281120, 299192, 309920, 333760, 365456, 373990, 417664, 433888, 456820, 486187, 522080, 523586, 542360, 562240, 598384, 619840, 667520, 730912, 747980, 867776, 913640, 972374, 1044160, 1047172, 1084720, 1124480, 1196768, 1239680, 1308965, 1461824, 1495960, 1735552, 1827280, 1944748, 2088320, 2094344, 2169440, 2393536, 2430935, 2617930, 2923648, 2991920, 3403309, 3654560, 3889496, 4188688, 4338880, 4787072, 4861870, 5235860, 5983840, 6806618, 7309120, 7778992, 8377376, 8677760, 9723740, 10471720, 11967680, 13613236, 14618240, 15557984, 16754752, 17016545, 19447480, 20943440, 23935360, 27226472, 31115968, 33509504, 34033090, 38894960, 41886880, 54452944, 62231936, 68066180, 77789920, 83773760, 108905888, 136132360, 155579840, 167547520, 217811776, 272264720, 311159680, 435623552, 544529440, 1089058880, 2178117760]

約数ペア:

[(1, 2178117760), (2, 1089058880), (4, 544529440), (5, 435623552), (7, 311159680), (8, 272264720), (10, 217811776), (13, 167547520), (14, 155579840), (16, 136132360), (20, 108905888), (26, 83773760), (28, 77789920), (32, 68066180), (35, 62231936), (40, 54452944), (52, 41886880), (56, 38894960), (64, 34033090), (65, 33509504), (70, 31115968), (80, 27226472), (91, 23935360), (104, 20943440), (112, 19447480), (128, 17016545), (130, 16754752), (140, 15557984), (149, 14618240), (160, 13613236), (182, 11967680), (208, 10471720), (224, 9723740), (251, 8677760), (260, 8377376), (280, 7778992), (298, 7309120), (320, 6806618), (364, 5983840), (416, 5235860), (448, 4861870), (455, 4787072), (502, 4338880), (520, 4188688), (560, 3889496), (596, 3654560), (640, 3403309), (728, 2991920), (745, 2923648), (832, 2617930), (896, 2430935), (910, 2393536), (1004, 2169440), (1040, 2094344), (1043, 2088320), (1120, 1944748), (1192, 1827280), (1255, 1735552), (1456, 1495960), (1490, 1461824), (1664, 1308965), (1757, 1239680), (1820, 1196768), (1937, 1124480), (2008, 1084720), (2080, 1047172), (2086, 1044160), (2240, 972374), (2384, 913640), (2510, 867776), (2912, 747980), (2980, 730912), (3263, 667520), (3514, 619840), (3640, 598384), (3874, 562240), (4016, 542360), (4160, 523586), (4172, 522080), (4480, 486187), (4768, 456820), (5020, 433888), (5215, 417664), (5824, 373990), (5960, 365456), (6526, 333760), (7028, 309920), (7280, 299192), (7748, 281120), (8032, 271180), (8320, 261793), (8344, 261040), (8785, 247936), (9536, 228410), (9685, 224896), (10040, 216944), (10430, 208832), (11648, 186995), (11920, 182728), (13052, 166880), (13559, 160640), (14056, 154960), (14560, 149596), (15496, 140560), (16064, 135590), (16315, 133504), (16688, 130520), (17570, 123968), (19072, 114205), (19370, 112448), (20080, 108472), (20860, 104416), (22841, 95360), (23840, 91364), (26104, 83440), (27118, 80320), (28112, 77480), (29120, 74798), (30992, 70280), (32128, 67795), (32630, 66752), (33376, 65260), (35140, 61984), (37399, 58240), (38740, 56224), (40160, 54236), (41720, 52208), (45682, 47680)]