68845440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1559}}^1$

素因数の和:1604

約数の個数: 128

約数和(自身を含む): 229132800

約数和(自身を除く): 160287360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 276, 320, 345, 368, 384, 460, 480, 552, 640, 690, 736, 920, 960, 1104, 1380, 1472, 1559, 1840, 1920, 2208, 2760, 2944, 3118, 3680, 4416, 4677, 5520, 6236, 7360, 7795, 8832, 9354, 11040, 12472, 14720, 15590, 18708, 22080, 23385, 24944, 31180, 35857, 37416, 44160, 46770, 49888, 62360, 71714, 74832, 93540, 99776, 107571, 124720, 143428, 149664, 179285, 187080, 199552, 215142, 249440, 286856, 299328, 358570, 374160, 430284, 498880, 537855, 573712, 598656, 717140, 748320, 860568, 997760, 1075710, 1147424, 1434280, 1496640, 1721136, 2151420, 2294848, 2868560, 2993280, 3442272, 4302840, 4589696, 5737120, 6884544, 8605680, 11474240, 13769088, 17211360, 22948480, 34422720, 68845440]

約数ペア:

[(1, 68845440), (2, 34422720), (3, 22948480), (4, 17211360), (5, 13769088), (6, 11474240), (8, 8605680), (10, 6884544), (12, 5737120), (15, 4589696), (16, 4302840), (20, 3442272), (23, 2993280), (24, 2868560), (30, 2294848), (32, 2151420), (40, 1721136), (46, 1496640), (48, 1434280), (60, 1147424), (64, 1075710), (69, 997760), (80, 860568), (92, 748320), (96, 717140), (115, 598656), (120, 573712), (128, 537855), (138, 498880), (160, 430284), (184, 374160), (192, 358570), (230, 299328), (240, 286856), (276, 249440), (320, 215142), (345, 199552), (368, 187080), (384, 179285), (460, 149664), (480, 143428), (552, 124720), (640, 107571), (690, 99776), (736, 93540), (920, 74832), (960, 71714), (1104, 62360), (1380, 49888), (1472, 46770), (1559, 44160), (1840, 37416), (1920, 35857), (2208, 31180), (2760, 24944), (2944, 23385), (3118, 22080), (3680, 18708), (4416, 15590), (4677, 14720), (5520, 12472), (6236, 11040), (7360, 9354), (7795, 8832)]