126640640

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:258

約数の個数: 160

約数和(自身を含む): 358262784

約数和(自身を除く): 231622144

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 56, 64, 70, 74, 80, 112, 128, 140, 148, 160, 185, 191, 224, 256, 259, 280, 296, 320, 370, 382, 448, 512, 518, 560, 592, 640, 740, 764, 896, 955, 1036, 1120, 1184, 1280, 1295, 1337, 1480, 1528, 1792, 1910, 2072, 2240, 2368, 2560, 2590, 2674, 2960, 3056, 3584, 3820, 4144, 4480, 4736, 5180, 5348, 5920, 6112, 6685, 7067, 7640, 8288, 8960, 9472, 10360, 10696, 11840, 12224, 13370, 14134, 15280, 16576, 17920, 18944, 20720, 21392, 23680, 24448, 26740, 28268, 30560, 33152, 35335, 41440, 42784, 47360, 48896, 49469, 53480, 56536, 61120, 66304, 70670, 82880, 85568, 94720, 97792, 98938, 106960, 113072, 122240, 132608, 141340, 165760, 171136, 197876, 213920, 226144, 244480, 247345, 282680, 331520, 342272, 395752, 427840, 452288, 488960, 494690, 565360, 663040, 684544, 791504, 855680, 904576, 989380, 1130720, 1583008, 1711360, 1809152, 1978760, 2261440, 3166016, 3422720, 3618304, 3957520, 4522880, 6332032, 7915040, 9045760, 12664064, 15830080, 18091520, 25328128, 31660160, 63320320, 126640640]

約数ペア:

[(1, 126640640), (2, 63320320), (4, 31660160), (5, 25328128), (7, 18091520), (8, 15830080), (10, 12664064), (14, 9045760), (16, 7915040), (20, 6332032), (28, 4522880), (32, 3957520), (35, 3618304), (37, 3422720), (40, 3166016), (56, 2261440), (64, 1978760), (70, 1809152), (74, 1711360), (80, 1583008), (112, 1130720), (128, 989380), (140, 904576), (148, 855680), (160, 791504), (185, 684544), (191, 663040), (224, 565360), (256, 494690), (259, 488960), (280, 452288), (296, 427840), (320, 395752), (370, 342272), (382, 331520), (448, 282680), (512, 247345), (518, 244480), (560, 226144), (592, 213920), (640, 197876), (740, 171136), (764, 165760), (896, 141340), (955, 132608), (1036, 122240), (1120, 113072), (1184, 106960), (1280, 98938), (1295, 97792), (1337, 94720), (1480, 85568), (1528, 82880), (1792, 70670), (1910, 66304), (2072, 61120), (2240, 56536), (2368, 53480), (2560, 49469), (2590, 48896), (2674, 47360), (2960, 42784), (3056, 41440), (3584, 35335), (3820, 33152), (4144, 30560), (4480, 28268), (4736, 26740), (5180, 24448), (5348, 23680), (5920, 21392), (6112, 20720), (6685, 18944), (7067, 17920), (7640, 16576), (8288, 15280), (8960, 14134), (9472, 13370), (10360, 12224), (10696, 11840)]