242238080

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{389}}^1$

素因数の和:554

約数の個数: 128

約数和(自身を含む): 668304000

約数和(自身を除く): 426065920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 139, 140, 160, 224, 278, 280, 320, 389, 448, 556, 560, 640, 695, 778, 896, 973, 1112, 1120, 1390, 1556, 1945, 1946, 2224, 2240, 2723, 2780, 3112, 3890, 3892, 4448, 4480, 4865, 5446, 5560, 6224, 7780, 7784, 8896, 9730, 10892, 11120, 12448, 13615, 15560, 15568, 17792, 19460, 21784, 22240, 24896, 27230, 31120, 31136, 38920, 43568, 44480, 49792, 54071, 54460, 62240, 62272, 77840, 87136, 88960, 108142, 108920, 124480, 124544, 155680, 174272, 216284, 217840, 248960, 270355, 311360, 348544, 378497, 432568, 435680, 540710, 622720, 756994, 865136, 871360, 1081420, 1513988, 1730272, 1742720, 1892485, 2162840, 3027976, 3460544, 3784970, 4325680, 6055952, 6921088, 7569940, 8651360, 12111904, 15139880, 17302720, 24223808, 30279760, 34605440, 48447616, 60559520, 121119040, 242238080]

約数ペア:

[(1, 242238080), (2, 121119040), (4, 60559520), (5, 48447616), (7, 34605440), (8, 30279760), (10, 24223808), (14, 17302720), (16, 15139880), (20, 12111904), (28, 8651360), (32, 7569940), (35, 6921088), (40, 6055952), (56, 4325680), (64, 3784970), (70, 3460544), (80, 3027976), (112, 2162840), (128, 1892485), (139, 1742720), (140, 1730272), (160, 1513988), (224, 1081420), (278, 871360), (280, 865136), (320, 756994), (389, 622720), (448, 540710), (556, 435680), (560, 432568), (640, 378497), (695, 348544), (778, 311360), (896, 270355), (973, 248960), (1112, 217840), (1120, 216284), (1390, 174272), (1556, 155680), (1945, 124544), (1946, 124480), (2224, 108920), (2240, 108142), (2723, 88960), (2780, 87136), (3112, 77840), (3890, 62272), (3892, 62240), (4448, 54460), (4480, 54071), (4865, 49792), (5446, 44480), (5560, 43568), (6224, 38920), (7780, 31136), (7784, 31120), (8896, 27230), (9730, 24896), (10892, 22240), (11120, 21784), (12448, 19460), (13615, 17792), (15560, 15568)]