285787425

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:160

約数の個数: 192

約数和(自身を含む): 647958528

約数和(自身を除く): 362171103

約数列:

[1, 3, 5, 7, 11, 15, 17, 21, 25, 33, 35, 41, 51, 55, 71, 75, 77, 85, 105, 119, 123, 165, 175, 187, 205, 213, 231, 255, 275, 287, 355, 357, 385, 425, 451, 497, 525, 561, 595, 615, 697, 781, 825, 861, 935, 1025, 1065, 1155, 1207, 1275, 1309, 1353, 1435, 1491, 1775, 1785, 1925, 2091, 2255, 2343, 2485, 2805, 2911, 2975, 3075, 3157, 3485, 3621, 3905, 3927, 4305, 4675, 4879, 5325, 5467, 5775, 6035, 6545, 6765, 7175, 7455, 7667, 8449, 8733, 8925, 9471, 10455, 11275, 11715, 12425, 13277, 14025, 14555, 14637, 15785, 16401, 17425, 18105, 19525, 19635, 20377, 21525, 23001, 24395, 25347, 27335, 30175, 32021, 32725, 33825, 37275, 38335, 39831, 42245, 43665, 47355, 49487, 52275, 53669, 58575, 61131, 66385, 72775, 73185, 78925, 82005, 90525, 92939, 96063, 98175, 101885, 115005, 121975, 126735, 136675, 148461, 160105, 161007, 191675, 199155, 211225, 218325, 224147, 236775, 247435, 268345, 278817, 305655, 331925, 346409, 365925, 410025, 464695, 480315, 509425, 544357, 575025, 633675, 672441, 742305, 800525, 805035, 995775, 1039227, 1120735, 1237175, 1341725, 1394085, 1528275, 1633071, 1732045, 2323475, 2401575, 2721785, 3362205, 3711525, 3810499, 4025175, 5196135, 5603675, 6970425, 8165355, 8660225, 11431497, 13608925, 16811025, 19052495, 25980675, 40826775, 57157485, 95262475, 285787425]

約数ペア:

[(1, 285787425), (3, 95262475), (5, 57157485), (7, 40826775), (11, 25980675), (15, 19052495), (17, 16811025), (21, 13608925), (25, 11431497), (33, 8660225), (35, 8165355), (41, 6970425), (51, 5603675), (55, 5196135), (71, 4025175), (75, 3810499), (77, 3711525), (85, 3362205), (105, 2721785), (119, 2401575), (123, 2323475), (165, 1732045), (175, 1633071), (187, 1528275), (205, 1394085), (213, 1341725), (231, 1237175), (255, 1120735), (275, 1039227), (287, 995775), (355, 805035), (357, 800525), (385, 742305), (425, 672441), (451, 633675), (497, 575025), (525, 544357), (561, 509425), (595, 480315), (615, 464695), (697, 410025), (781, 365925), (825, 346409), (861, 331925), (935, 305655), (1025, 278817), (1065, 268345), (1155, 247435), (1207, 236775), (1275, 224147), (1309, 218325), (1353, 211225), (1435, 199155), (1491, 191675), (1775, 161007), (1785, 160105), (1925, 148461), (2091, 136675), (2255, 126735), (2343, 121975), (2485, 115005), (2805, 101885), (2911, 98175), (2975, 96063), (3075, 92939), (3157, 90525), (3485, 82005), (3621, 78925), (3905, 73185), (3927, 72775), (4305, 66385), (4675, 61131), (4879, 58575), (5325, 53669), (5467, 52275), (5775, 49487), (6035, 47355), (6545, 43665), (6765, 42245), (7175, 39831), (7455, 38335), (7667, 37275), (8449, 33825), (8733, 32725), (8925, 32021), (9471, 30175), (10455, 27335), (11275, 25347), (11715, 24395), (12425, 23001), (13277, 21525), (14025, 20377), (14555, 19635), (14637, 19525), (15785, 18105), (16401, 17425)]