287397990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{463}}^1$

素因数の和:520

約数の個数: 192

約数和(自身を含む): 888652800

約数和(自身を除く): 601254810

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 19, 22, 27, 30, 33, 38, 45, 54, 55, 57, 66, 90, 95, 99, 110, 114, 121, 135, 165, 171, 190, 198, 209, 242, 270, 285, 297, 330, 342, 363, 418, 463, 495, 513, 570, 594, 605, 627, 726, 855, 926, 990, 1026, 1045, 1089, 1210, 1254, 1389, 1485, 1710, 1815, 1881, 2090, 2178, 2299, 2315, 2565, 2778, 2970, 3135, 3267, 3630, 3762, 4167, 4598, 4630, 5093, 5130, 5445, 5643, 6270, 6534, 6897, 6945, 8334, 8797, 9405, 10186, 10890, 11286, 11495, 12501, 13794, 13890, 15279, 16335, 17594, 18810, 20691, 20835, 22990, 25002, 25465, 26391, 28215, 30558, 32670, 34485, 41382, 41670, 43985, 45837, 50930, 52782, 56023, 56430, 62073, 62505, 68970, 76395, 79173, 87970, 91674, 96767, 103455, 112046, 124146, 125010, 131955, 137511, 152790, 158346, 168069, 193534, 206910, 229185, 237519, 263910, 275022, 280115, 290301, 310365, 336138, 395865, 458370, 475038, 483835, 504207, 560230, 580602, 620730, 687555, 791730, 840345, 870903, 967670, 1008414, 1064437, 1187595, 1375110, 1451505, 1512621, 1680690, 1741806, 2128874, 2375190, 2521035, 2612709, 2903010, 3025242, 3193311, 4354515, 5042070, 5225418, 5322185, 6386622, 7563105, 8709030, 9579933, 10644370, 13063545, 15126210, 15966555, 19159866, 26127090, 28739799, 31933110, 47899665, 57479598, 95799330, 143698995, 287397990]

約数ペア:

[(1, 287397990), (2, 143698995), (3, 95799330), (5, 57479598), (6, 47899665), (9, 31933110), (10, 28739799), (11, 26127090), (15, 19159866), (18, 15966555), (19, 15126210), (22, 13063545), (27, 10644370), (30, 9579933), (33, 8709030), (38, 7563105), (45, 6386622), (54, 5322185), (55, 5225418), (57, 5042070), (66, 4354515), (90, 3193311), (95, 3025242), (99, 2903010), (110, 2612709), (114, 2521035), (121, 2375190), (135, 2128874), (165, 1741806), (171, 1680690), (190, 1512621), (198, 1451505), (209, 1375110), (242, 1187595), (270, 1064437), (285, 1008414), (297, 967670), (330, 870903), (342, 840345), (363, 791730), (418, 687555), (463, 620730), (495, 580602), (513, 560230), (570, 504207), (594, 483835), (605, 475038), (627, 458370), (726, 395865), (855, 336138), (926, 310365), (990, 290301), (1026, 280115), (1045, 275022), (1089, 263910), (1210, 237519), (1254, 229185), (1389, 206910), (1485, 193534), (1710, 168069), (1815, 158346), (1881, 152790), (2090, 137511), (2178, 131955), (2299, 125010), (2315, 124146), (2565, 112046), (2778, 103455), (2970, 96767), (3135, 91674), (3267, 87970), (3630, 79173), (3762, 76395), (4167, 68970), (4598, 62505), (4630, 62073), (5093, 56430), (5130, 56023), (5445, 52782), (5643, 50930), (6270, 45837), (6534, 43985), (6897, 41670), (6945, 41382), (8334, 34485), (8797, 32670), (9405, 30558), (10186, 28215), (10890, 26391), (11286, 25465), (11495, 25002), (12501, 22990), (13794, 20835), (13890, 20691), (15279, 18810), (16335, 17594)]