64119440

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1487}}^1$

素因数の和:1525

約数の個数: 120

約数和(自身を含む): 189309312

約数和(自身を除く): 125189872

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 176, 196, 220, 245, 280, 308, 385, 392, 440, 490, 539, 560, 616, 770, 784, 880, 980, 1078, 1232, 1487, 1540, 1960, 2156, 2695, 2974, 3080, 3920, 4312, 5390, 5948, 6160, 7435, 8624, 10409, 10780, 11896, 14870, 16357, 20818, 21560, 23792, 29740, 32714, 41636, 43120, 52045, 59480, 65428, 72863, 81785, 83272, 104090, 114499, 118960, 130856, 145726, 163570, 166544, 208180, 228998, 261712, 291452, 327140, 364315, 416360, 457996, 572495, 582904, 654280, 728630, 801493, 832720, 915992, 1144990, 1165808, 1308560, 1457260, 1602986, 1831984, 2289980, 2914520, 3205972, 4007465, 4579960, 5829040, 6411944, 8014930, 9159920, 12823888, 16029860, 32059720, 64119440]

約数ペア:

[(1, 64119440), (2, 32059720), (4, 16029860), (5, 12823888), (7, 9159920), (8, 8014930), (10, 6411944), (11, 5829040), (14, 4579960), (16, 4007465), (20, 3205972), (22, 2914520), (28, 2289980), (35, 1831984), (40, 1602986), (44, 1457260), (49, 1308560), (55, 1165808), (56, 1144990), (70, 915992), (77, 832720), (80, 801493), (88, 728630), (98, 654280), (110, 582904), (112, 572495), (140, 457996), (154, 416360), (176, 364315), (196, 327140), (220, 291452), (245, 261712), (280, 228998), (308, 208180), (385, 166544), (392, 163570), (440, 145726), (490, 130856), (539, 118960), (560, 114499), (616, 104090), (770, 83272), (784, 81785), (880, 72863), (980, 65428), (1078, 59480), (1232, 52045), (1487, 43120), (1540, 41636), (1960, 32714), (2156, 29740), (2695, 23792), (2974, 21560), (3080, 20818), (3920, 16357), (4312, 14870), (5390, 11896), (5948, 10780), (6160, 10409), (7435, 8624)]