68511420

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:191

約数の個数: 168

約数和(自身を含む): 223286784

約数和(自身を除く): 154775364

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 74, 81, 90, 108, 111, 127, 135, 148, 162, 180, 185, 222, 243, 254, 270, 324, 333, 370, 381, 405, 444, 486, 508, 540, 555, 635, 666, 729, 740, 762, 810, 972, 999, 1110, 1143, 1215, 1270, 1332, 1458, 1524, 1620, 1665, 1905, 1998, 2220, 2286, 2430, 2540, 2916, 2997, 3330, 3429, 3645, 3810, 3996, 4572, 4699, 4860, 4995, 5715, 5994, 6660, 6858, 7290, 7620, 8991, 9398, 9990, 10287, 11430, 11988, 13716, 14097, 14580, 14985, 17145, 17982, 18796, 19980, 20574, 22860, 23495, 26973, 28194, 29970, 30861, 34290, 35964, 41148, 42291, 44955, 46990, 51435, 53946, 56388, 59940, 61722, 68580, 70485, 84582, 89910, 92583, 93980, 102870, 107892, 123444, 126873, 134865, 140970, 154305, 169164, 179820, 185166, 205740, 211455, 253746, 269730, 281940, 308610, 370332, 380619, 422910, 462915, 507492, 539460, 617220, 634365, 761238, 845820, 925830, 1141857, 1268730, 1522476, 1851660, 1903095, 2283714, 2537460, 3425571, 3806190, 4567428, 5709285, 6851142, 7612380, 11418570, 13702284, 17127855, 22837140, 34255710, 68511420]

約数ペア:

[(1, 68511420), (2, 34255710), (3, 22837140), (4, 17127855), (5, 13702284), (6, 11418570), (9, 7612380), (10, 6851142), (12, 5709285), (15, 4567428), (18, 3806190), (20, 3425571), (27, 2537460), (30, 2283714), (36, 1903095), (37, 1851660), (45, 1522476), (54, 1268730), (60, 1141857), (74, 925830), (81, 845820), (90, 761238), (108, 634365), (111, 617220), (127, 539460), (135, 507492), (148, 462915), (162, 422910), (180, 380619), (185, 370332), (222, 308610), (243, 281940), (254, 269730), (270, 253746), (324, 211455), (333, 205740), (370, 185166), (381, 179820), (405, 169164), (444, 154305), (486, 140970), (508, 134865), (540, 126873), (555, 123444), (635, 107892), (666, 102870), (729, 93980), (740, 92583), (762, 89910), (810, 84582), (972, 70485), (999, 68580), (1110, 61722), (1143, 59940), (1215, 56388), (1270, 53946), (1332, 51435), (1458, 46990), (1524, 44955), (1620, 42291), (1665, 41148), (1905, 35964), (1998, 34290), (2220, 30861), (2286, 29970), (2430, 28194), (2540, 26973), (2916, 23495), (2997, 22860), (3330, 20574), (3429, 19980), (3645, 18796), (3810, 17982), (3996, 17145), (4572, 14985), (4699, 14580), (4860, 14097), (4995, 13716), (5715, 11988), (5994, 11430), (6660, 10287), (6858, 9990), (7290, 9398), (7620, 8991)]