642149640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{283}}^1$

素因数の和:505

約数の個数: 256

約数和(自身を含む): 2355609600

約数和(自身を除く): 1713459960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 88, 90, 99, 108, 110, 120, 132, 135, 165, 180, 191, 198, 216, 220, 264, 270, 283, 297, 330, 360, 382, 396, 440, 495, 540, 566, 573, 594, 660, 764, 792, 849, 955, 990, 1080, 1132, 1146, 1188, 1320, 1415, 1485, 1528, 1698, 1719, 1910, 1980, 2101, 2264, 2292, 2376, 2547, 2830, 2865, 2970, 3113, 3396, 3438, 3820, 3960, 4202, 4245, 4584, 5094, 5157, 5660, 5730, 5940, 6226, 6303, 6792, 6876, 7640, 7641, 8404, 8490, 8595, 9339, 10188, 10314, 10505, 11320, 11460, 11880, 12452, 12606, 12735, 13752, 15282, 15565, 16808, 16980, 17190, 18678, 18909, 20376, 20628, 21010, 22920, 24904, 25212, 25470, 25785, 28017, 30564, 31130, 31515, 33960, 34380, 37356, 37818, 38205, 41256, 42020, 46695, 50424, 50940, 51570, 54053, 56034, 56727, 61128, 62260, 63030, 68760, 74712, 75636, 76410, 84040, 84051, 93390, 94545, 101880, 103140, 108106, 112068, 113454, 124520, 126060, 140085, 151272, 152820, 162159, 168102, 186780, 189090, 206280, 216212, 224136, 226908, 252120, 270265, 280170, 283635, 305640, 324318, 336204, 373560, 378180, 420255, 432424, 453816, 486477, 540530, 560340, 567270, 594583, 648636, 672408, 756360, 810795, 840510, 972954, 1081060, 1120680, 1134540, 1189166, 1297272, 1459431, 1621590, 1681020, 1783749, 1945908, 2162120, 2269080, 2378332, 2432385, 2918862, 2972915, 3243180, 3362040, 3567498, 3891816, 4756664, 4864770, 5351247, 5837724, 5945830, 6486360, 7134996, 7297155, 8918745, 9729540, 10702494, 11675448, 11891660, 14269992, 14594310, 16053741, 17837490, 19459080, 21404988, 23783320, 26756235, 29188620, 32107482, 35674980, 42809976, 53512470, 58377240, 64214964, 71349960, 80268705, 107024940, 128429928, 160537410, 214049880, 321074820, 642149640]

約数ペア:

[(1, 642149640), (2, 321074820), (3, 214049880), (4, 160537410), (5, 128429928), (6, 107024940), (8, 80268705), (9, 71349960), (10, 64214964), (11, 58377240), (12, 53512470), (15, 42809976), (18, 35674980), (20, 32107482), (22, 29188620), (24, 26756235), (27, 23783320), (30, 21404988), (33, 19459080), (36, 17837490), (40, 16053741), (44, 14594310), (45, 14269992), (54, 11891660), (55, 11675448), (60, 10702494), (66, 9729540), (72, 8918745), (88, 7297155), (90, 7134996), (99, 6486360), (108, 5945830), (110, 5837724), (120, 5351247), (132, 4864770), (135, 4756664), (165, 3891816), (180, 3567498), (191, 3362040), (198, 3243180), (216, 2972915), (220, 2918862), (264, 2432385), (270, 2378332), (283, 2269080), (297, 2162120), (330, 1945908), (360, 1783749), (382, 1681020), (396, 1621590), (440, 1459431), (495, 1297272), (540, 1189166), (566, 1134540), (573, 1120680), (594, 1081060), (660, 972954), (764, 840510), (792, 810795), (849, 756360), (955, 672408), (990, 648636), (1080, 594583), (1132, 567270), (1146, 560340), (1188, 540530), (1320, 486477), (1415, 453816), (1485, 432424), (1528, 420255), (1698, 378180), (1719, 373560), (1910, 336204), (1980, 324318), (2101, 305640), (2264, 283635), (2292, 280170), (2376, 270265), (2547, 252120), (2830, 226908), (2865, 224136), (2970, 216212), (3113, 206280), (3396, 189090), (3438, 186780), (3820, 168102), (3960, 162159), (4202, 152820), (4245, 151272), (4584, 140085), (5094, 126060), (5157, 124520), (5660, 113454), (5730, 112068), (5940, 108106), (6226, 103140), (6303, 101880), (6792, 94545), (6876, 93390), (7640, 84051), (7641, 84040), (8404, 76410), (8490, 75636), (8595, 74712), (9339, 68760), (10188, 63030), (10314, 62260), (10505, 61128), (11320, 56727), (11460, 56034), (11880, 54053), (12452, 51570), (12606, 50940), (12735, 50424), (13752, 46695), (15282, 42020), (15565, 41256), (16808, 38205), (16980, 37818), (17190, 37356), (18678, 34380), (18909, 33960), (20376, 31515), (20628, 31130), (21010, 30564), (22920, 28017), (24904, 25785), (25212, 25470)]