28515702720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1\times {\mathrm{1151}}^1$

素因数の和:1499

約数の個数: 224

約数和(自身を含む): 91771232256

約数和(自身を除く): 63255529536

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 131, 160, 192, 197, 240, 262, 320, 393, 394, 480, 524, 591, 655, 786, 788, 960, 985, 1048, 1151, 1182, 1310, 1572, 1576, 1965, 1970, 2096, 2302, 2364, 2620, 2955, 3144, 3152, 3453, 3930, 3940, 4192, 4604, 4728, 5240, 5755, 5910, 6288, 6304, 6906, 7860, 7880, 8384, 9208, 9456, 10480, 11510, 11820, 12576, 12608, 13812, 15720, 15760, 17265, 18416, 18912, 20960, 23020, 23640, 25152, 25807, 27624, 31440, 31520, 34530, 36832, 37824, 41920, 46040, 47280, 51614, 55248, 62880, 63040, 69060, 73664, 77421, 92080, 94560, 103228, 110496, 125760, 129035, 138120, 150781, 154842, 184160, 189120, 206456, 220992, 226747, 258070, 276240, 301562, 309684, 368320, 387105, 412912, 452343, 453494, 516140, 552480, 603124, 619368, 680241, 753905, 774210, 825824, 904686, 906988, 1032280, 1104960, 1133735, 1206248, 1238736, 1360482, 1507810, 1548420, 1651648, 1809372, 1813976, 2064560, 2261715, 2267470, 2412496, 2477472, 2720964, 3015620, 3096840, 3401205, 3618744, 3627952, 4129120, 4523430, 4534940, 4824992, 4954944, 5441928, 6031240, 6193680, 6802410, 7237488, 7255904, 8258240, 9046860, 9069880, 9649984, 10883856, 12062480, 12387360, 13604820, 14474976, 14511808, 18093720, 18139760, 21767712, 24124960, 24774720, 27209640, 28949952, 29703857, 36187440, 36279520, 43535424, 48249920, 54419280, 59407714, 72374880, 72559040, 89111571, 108838560, 118815428, 144749760, 148519285, 178223142, 217677120, 237630856, 297038570, 356446284, 445557855, 475261712, 594077140, 712892568, 891115710, 950523424, 1188154280, 1425785136, 1782231420, 1901046848, 2376308560, 2851570272, 3564462840, 4752617120, 5703140544, 7128925680, 9505234240, 14257851360, 28515702720]

約数ペア:

[(1, 28515702720), (2, 14257851360), (3, 9505234240), (4, 7128925680), (5, 5703140544), (6, 4752617120), (8, 3564462840), (10, 2851570272), (12, 2376308560), (15, 1901046848), (16, 1782231420), (20, 1425785136), (24, 1188154280), (30, 950523424), (32, 891115710), (40, 712892568), (48, 594077140), (60, 475261712), (64, 445557855), (80, 356446284), (96, 297038570), (120, 237630856), (131, 217677120), (160, 178223142), (192, 148519285), (197, 144749760), (240, 118815428), (262, 108838560), (320, 89111571), (393, 72559040), (394, 72374880), (480, 59407714), (524, 54419280), (591, 48249920), (655, 43535424), (786, 36279520), (788, 36187440), (960, 29703857), (985, 28949952), (1048, 27209640), (1151, 24774720), (1182, 24124960), (1310, 21767712), (1572, 18139760), (1576, 18093720), (1965, 14511808), (1970, 14474976), (2096, 13604820), (2302, 12387360), (2364, 12062480), (2620, 10883856), (2955, 9649984), (3144, 9069880), (3152, 9046860), (3453, 8258240), (3930, 7255904), (3940, 7237488), (4192, 6802410), (4604, 6193680), (4728, 6031240), (5240, 5441928), (5755, 4954944), (5910, 4824992), (6288, 4534940), (6304, 4523430), (6906, 4129120), (7860, 3627952), (7880, 3618744), (8384, 3401205), (9208, 3096840), (9456, 3015620), (10480, 2720964), (11510, 2477472), (11820, 2412496), (12576, 2267470), (12608, 2261715), (13812, 2064560), (15720, 1813976), (15760, 1809372), (17265, 1651648), (18416, 1548420), (18912, 1507810), (20960, 1360482), (23020, 1238736), (23640, 1206248), (25152, 1133735), (25807, 1104960), (27624, 1032280), (31440, 906988), (31520, 904686), (34530, 825824), (36832, 774210), (37824, 753905), (41920, 680241), (46040, 619368), (47280, 603124), (51614, 552480), (55248, 516140), (62880, 453494), (63040, 452343), (69060, 412912), (73664, 387105), (77421, 368320), (92080, 309684), (94560, 301562), (103228, 276240), (110496, 258070), (125760, 226747), (129035, 220992), (138120, 206456), (150781, 189120), (154842, 184160)]