61026560

素因数分解:

$2^8\times 5^1\times 7^3\times {\mathrm{139}}^1$

素因数の和:181

約数の個数: 144

約数和(自身を含む): 171696000

約数和(自身を除く): 110669440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 139, 140, 160, 196, 224, 245, 256, 278, 280, 320, 343, 392, 448, 490, 556, 560, 640, 686, 695, 784, 896, 973, 980, 1112, 1120, 1280, 1372, 1390, 1568, 1715, 1792, 1946, 1960, 2224, 2240, 2744, 2780, 3136, 3430, 3892, 3920, 4448, 4480, 4865, 5488, 5560, 6272, 6811, 6860, 7784, 7840, 8896, 8960, 9730, 10976, 11120, 12544, 13622, 13720, 15568, 15680, 17792, 19460, 21952, 22240, 27244, 27440, 31136, 31360, 34055, 35584, 38920, 43904, 44480, 47677, 54488, 54880, 62272, 62720, 68110, 77840, 87808, 88960, 95354, 108976, 109760, 124544, 136220, 155680, 177920, 190708, 217952, 219520, 238385, 249088, 272440, 311360, 381416, 435904, 439040, 476770, 544880, 622720, 762832, 871808, 953540, 1089760, 1245440, 1525664, 1743616, 1907080, 2179520, 3051328, 3814160, 4359040, 6102656, 7628320, 8718080, 12205312, 15256640, 30513280, 61026560]

約数ペア:

[(1, 61026560), (2, 30513280), (4, 15256640), (5, 12205312), (7, 8718080), (8, 7628320), (10, 6102656), (14, 4359040), (16, 3814160), (20, 3051328), (28, 2179520), (32, 1907080), (35, 1743616), (40, 1525664), (49, 1245440), (56, 1089760), (64, 953540), (70, 871808), (80, 762832), (98, 622720), (112, 544880), (128, 476770), (139, 439040), (140, 435904), (160, 381416), (196, 311360), (224, 272440), (245, 249088), (256, 238385), (278, 219520), (280, 217952), (320, 190708), (343, 177920), (392, 155680), (448, 136220), (490, 124544), (556, 109760), (560, 108976), (640, 95354), (686, 88960), (695, 87808), (784, 77840), (896, 68110), (973, 62720), (980, 62272), (1112, 54880), (1120, 54488), (1280, 47677), (1372, 44480), (1390, 43904), (1568, 38920), (1715, 35584), (1792, 34055), (1946, 31360), (1960, 31136), (2224, 27440), (2240, 27244), (2744, 22240), (2780, 21952), (3136, 19460), (3430, 17792), (3892, 15680), (3920, 15568), (4448, 13720), (4480, 13622), (4865, 12544), (5488, 11120), (5560, 10976), (6272, 9730), (6811, 8960), (6860, 8896), (7784, 7840)]