2017780065

素因数分解:

$3^4\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{5981}}^1$

素因数の和:6029

約数の個数: 120

約数和(自身を含む): 4455848232

約数和(自身を除く): 2438068167

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 35, 45, 49, 51, 63, 81, 85, 105, 119, 135, 147, 153, 189, 245, 255, 315, 357, 405, 441, 459, 567, 595, 735, 765, 833, 945, 1071, 1323, 1377, 1785, 2205, 2295, 2499, 2835, 3213, 3969, 4165, 5355, 5981, 6615, 6885, 7497, 9639, 12495, 16065, 17943, 19845, 22491, 29905, 37485, 41867, 48195, 53829, 67473, 89715, 101677, 112455, 125601, 161487, 209335, 269145, 293069, 305031, 337365, 376803, 484461, 508385, 628005, 711739, 807435, 879207, 915093, 1130409, 1465345, 1525155, 1884015, 2135217, 2422305, 2637621, 2745279, 3391227, 3558695, 4396035, 4575465, 4982173, 5652045, 6405651, 7912863, 8235837, 10676085, 13188105, 13726395, 14946519, 16956135, 19216953, 23738589, 24910865, 32028255, 39564315, 41179185, 44839557, 57650859, 74732595, 96084765, 118692945, 134518671, 224197785, 288254295, 403556013, 672593355, 2017780065]

約数ペア:

[(1, 2017780065), (3, 672593355), (5, 403556013), (7, 288254295), (9, 224197785), (15, 134518671), (17, 118692945), (21, 96084765), (27, 74732595), (35, 57650859), (45, 44839557), (49, 41179185), (51, 39564315), (63, 32028255), (81, 24910865), (85, 23738589), (105, 19216953), (119, 16956135), (135, 14946519), (147, 13726395), (153, 13188105), (189, 10676085), (245, 8235837), (255, 7912863), (315, 6405651), (357, 5652045), (405, 4982173), (441, 4575465), (459, 4396035), (567, 3558695), (595, 3391227), (735, 2745279), (765, 2637621), (833, 2422305), (945, 2135217), (1071, 1884015), (1323, 1525155), (1377, 1465345), (1785, 1130409), (2205, 915093), (2295, 879207), (2499, 807435), (2835, 711739), (3213, 628005), (3969, 508385), (4165, 484461), (5355, 376803), (5981, 337365), (6615, 305031), (6885, 293069), (7497, 269145), (9639, 209335), (12495, 161487), (16065, 125601), (17943, 112455), (19845, 101677), (22491, 89715), (29905, 67473), (37485, 53829), (41867, 48195)]