206904320

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1$

素因数の和:306

約数の個数: 176

約数和(自身を含む): 594252288

約数和(自身を除く): 387347968

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 128, 140, 160, 161, 184, 224, 230, 251, 256, 280, 320, 322, 368, 448, 460, 502, 512, 560, 640, 644, 736, 805, 896, 920, 1004, 1024, 1120, 1255, 1280, 1288, 1472, 1610, 1757, 1792, 1840, 2008, 2240, 2510, 2560, 2576, 2944, 3220, 3514, 3584, 3680, 4016, 4480, 5020, 5120, 5152, 5773, 5888, 6440, 7028, 7168, 7360, 8032, 8785, 8960, 10040, 10304, 11546, 11776, 12880, 14056, 14720, 16064, 17570, 17920, 20080, 20608, 23092, 23552, 25760, 28112, 28865, 29440, 32128, 35140, 35840, 40160, 40411, 41216, 46184, 51520, 56224, 57730, 58880, 64256, 70280, 80320, 80822, 82432, 92368, 103040, 112448, 115460, 117760, 128512, 140560, 160640, 161644, 164864, 184736, 202055, 206080, 224896, 230920, 257024, 281120, 321280, 323288, 369472, 404110, 412160, 449792, 461840, 562240, 642560, 646576, 738944, 808220, 824320, 899584, 923680, 1124480, 1285120, 1293152, 1477888, 1616440, 1799168, 1847360, 2248960, 2586304, 2955776, 3232880, 3694720, 4497920, 5172608, 5911552, 6465760, 7389440, 8995840, 10345216, 12931520, 14778880, 20690432, 25863040, 29557760, 41380864, 51726080, 103452160, 206904320]

約数ペア:

[(1, 206904320), (2, 103452160), (4, 51726080), (5, 41380864), (7, 29557760), (8, 25863040), (10, 20690432), (14, 14778880), (16, 12931520), (20, 10345216), (23, 8995840), (28, 7389440), (32, 6465760), (35, 5911552), (40, 5172608), (46, 4497920), (56, 3694720), (64, 3232880), (70, 2955776), (80, 2586304), (92, 2248960), (112, 1847360), (115, 1799168), (128, 1616440), (140, 1477888), (160, 1293152), (161, 1285120), (184, 1124480), (224, 923680), (230, 899584), (251, 824320), (256, 808220), (280, 738944), (320, 646576), (322, 642560), (368, 562240), (448, 461840), (460, 449792), (502, 412160), (512, 404110), (560, 369472), (640, 323288), (644, 321280), (736, 281120), (805, 257024), (896, 230920), (920, 224896), (1004, 206080), (1024, 202055), (1120, 184736), (1255, 164864), (1280, 161644), (1288, 160640), (1472, 140560), (1610, 128512), (1757, 117760), (1792, 115460), (1840, 112448), (2008, 103040), (2240, 92368), (2510, 82432), (2560, 80822), (2576, 80320), (2944, 70280), (3220, 64256), (3514, 58880), (3584, 57730), (3680, 56224), (4016, 51520), (4480, 46184), (5020, 41216), (5120, 40411), (5152, 40160), (5773, 35840), (5888, 35140), (6440, 32128), (7028, 29440), (7168, 28865), (7360, 28112), (8032, 25760), (8785, 23552), (8960, 23092), (10040, 20608), (10304, 20080), (11546, 17920), (11776, 17570), (12880, 16064), (14056, 14720)]