258724128

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{431}}^1$

素因数の和:507

約数の個数: 144

約数和(自身を含む): 757040256

約数和(自身を除く): 498316128

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 37, 39, 48, 52, 74, 78, 96, 104, 111, 148, 156, 169, 208, 222, 296, 312, 338, 416, 431, 444, 481, 507, 592, 624, 676, 862, 888, 962, 1014, 1184, 1248, 1293, 1352, 1443, 1724, 1776, 1924, 2028, 2586, 2704, 2886, 3448, 3552, 3848, 4056, 5172, 5408, 5603, 5772, 6253, 6896, 7696, 8112, 10344, 11206, 11544, 12506, 13792, 15392, 15947, 16224, 16809, 18759, 20688, 22412, 23088, 25012, 31894, 33618, 37518, 41376, 44824, 46176, 47841, 50024, 63788, 67236, 72839, 75036, 89648, 95682, 100048, 127576, 134472, 145678, 150072, 179296, 191364, 200096, 207311, 218517, 255152, 268944, 291356, 300144, 382728, 414622, 437034, 510304, 537888, 582712, 600288, 621933, 765456, 829244, 874068, 1165424, 1243866, 1530912, 1658488, 1748136, 2330848, 2487732, 2695043, 3316976, 3496272, 4975464, 5390086, 6633952, 6992544, 8085129, 9950928, 10780172, 16170258, 19901856, 21560344, 32340516, 43120688, 64681032, 86241376, 129362064, 258724128]

約数ペア:

[(1, 258724128), (2, 129362064), (3, 86241376), (4, 64681032), (6, 43120688), (8, 32340516), (12, 21560344), (13, 19901856), (16, 16170258), (24, 10780172), (26, 9950928), (32, 8085129), (37, 6992544), (39, 6633952), (48, 5390086), (52, 4975464), (74, 3496272), (78, 3316976), (96, 2695043), (104, 2487732), (111, 2330848), (148, 1748136), (156, 1658488), (169, 1530912), (208, 1243866), (222, 1165424), (296, 874068), (312, 829244), (338, 765456), (416, 621933), (431, 600288), (444, 582712), (481, 537888), (507, 510304), (592, 437034), (624, 414622), (676, 382728), (862, 300144), (888, 291356), (962, 268944), (1014, 255152), (1184, 218517), (1248, 207311), (1293, 200096), (1352, 191364), (1443, 179296), (1724, 150072), (1776, 145678), (1924, 134472), (2028, 127576), (2586, 100048), (2704, 95682), (2886, 89648), (3448, 75036), (3552, 72839), (3848, 67236), (4056, 63788), (5172, 50024), (5408, 47841), (5603, 46176), (5772, 44824), (6253, 41376), (6896, 37518), (7696, 33618), (8112, 31894), (10344, 25012), (11206, 23088), (11544, 22412), (12506, 20688), (13792, 18759), (15392, 16809), (15947, 16224)]