1291567140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{509}}^1$

素因数の和:691

約数の個数: 192

約数和(自身を含む): 4167475200

約数和(自身を除く): 2875908060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 74, 90, 108, 111, 127, 135, 148, 180, 185, 222, 254, 270, 333, 370, 381, 444, 508, 509, 540, 555, 635, 666, 740, 762, 999, 1018, 1110, 1143, 1270, 1332, 1524, 1527, 1665, 1905, 1998, 2036, 2220, 2286, 2540, 2545, 3054, 3330, 3429, 3810, 3996, 4572, 4581, 4699, 4995, 5090, 5715, 6108, 6660, 6858, 7620, 7635, 9162, 9398, 9990, 10180, 11430, 13716, 13743, 14097, 15270, 17145, 18324, 18796, 18833, 19980, 22860, 22905, 23495, 27486, 28194, 30540, 34290, 37666, 42291, 45810, 46990, 54972, 56388, 56499, 64643, 68580, 68715, 70485, 75332, 84582, 91620, 93980, 94165, 112998, 126873, 129286, 137430, 140970, 169164, 169497, 188330, 193929, 211455, 225996, 253746, 258572, 274860, 281940, 282495, 323215, 338994, 376660, 387858, 422910, 507492, 508491, 564990, 581787, 634365, 646430, 677988, 775716, 845820, 847485, 969645, 1016982, 1129980, 1163574, 1268730, 1292860, 1694970, 1745361, 1939290, 2033964, 2327148, 2391791, 2537460, 2542455, 2908935, 3389940, 3490722, 3878580, 4783582, 5084910, 5817870, 6981444, 7175373, 8726805, 9567164, 10169820, 11635740, 11958955, 14350746, 17453610, 21526119, 23917910, 28701492, 34907220, 35876865, 43052238, 47835820, 64578357, 71753730, 86104476, 107630595, 129156714, 143507460, 215261190, 258313428, 322891785, 430522380, 645783570, 1291567140]

約数ペア:

[(1, 1291567140), (2, 645783570), (3, 430522380), (4, 322891785), (5, 258313428), (6, 215261190), (9, 143507460), (10, 129156714), (12, 107630595), (15, 86104476), (18, 71753730), (20, 64578357), (27, 47835820), (30, 43052238), (36, 35876865), (37, 34907220), (45, 28701492), (54, 23917910), (60, 21526119), (74, 17453610), (90, 14350746), (108, 11958955), (111, 11635740), (127, 10169820), (135, 9567164), (148, 8726805), (180, 7175373), (185, 6981444), (222, 5817870), (254, 5084910), (270, 4783582), (333, 3878580), (370, 3490722), (381, 3389940), (444, 2908935), (508, 2542455), (509, 2537460), (540, 2391791), (555, 2327148), (635, 2033964), (666, 1939290), (740, 1745361), (762, 1694970), (999, 1292860), (1018, 1268730), (1110, 1163574), (1143, 1129980), (1270, 1016982), (1332, 969645), (1524, 847485), (1527, 845820), (1665, 775716), (1905, 677988), (1998, 646430), (2036, 634365), (2220, 581787), (2286, 564990), (2540, 508491), (2545, 507492), (3054, 422910), (3330, 387858), (3429, 376660), (3810, 338994), (3996, 323215), (4572, 282495), (4581, 281940), (4699, 274860), (4995, 258572), (5090, 253746), (5715, 225996), (6108, 211455), (6660, 193929), (6858, 188330), (7620, 169497), (7635, 169164), (9162, 140970), (9398, 137430), (9990, 129286), (10180, 126873), (11430, 112998), (13716, 94165), (13743, 93980), (14097, 91620), (15270, 84582), (17145, 75332), (18324, 70485), (18796, 68715), (18833, 68580), (19980, 64643), (22860, 56499), (22905, 56388), (23495, 54972), (27486, 46990), (28194, 45810), (30540, 42291), (34290, 37666)]