128797680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{48787}}^1$

素因数の和:48814

約数の個数: 80

約数和(自身を含む): 435579264

約数和(自身を除く): 306781584

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 48787, 97574, 146361, 195148, 243935, 292722, 390296, 487870, 536657, 585444, 731805, 780592, 975740, 1073314, 1170888, 1463610, 1609971, 1951480, 2146628, 2341776, 2683285, 2927220, 3219942, 3902960, 4293256, 5366570, 5854440, 6439884, 8049855, 8586512, 10733140, 11708880, 12879768, 16099710, 21466280, 25759536, 32199420, 42932560, 64398840, 128797680]

約数ペア:

[(1, 128797680), (2, 64398840), (3, 42932560), (4, 32199420), (5, 25759536), (6, 21466280), (8, 16099710), (10, 12879768), (11, 11708880), (12, 10733140), (15, 8586512), (16, 8049855), (20, 6439884), (22, 5854440), (24, 5366570), (30, 4293256), (33, 3902960), (40, 3219942), (44, 2927220), (48, 2683285), (55, 2341776), (60, 2146628), (66, 1951480), (80, 1609971), (88, 1463610), (110, 1170888), (120, 1073314), (132, 975740), (165, 780592), (176, 731805), (220, 585444), (240, 536657), (264, 487870), (330, 390296), (440, 292722), (528, 243935), (660, 195148), (880, 146361), (1320, 97574), (2640, 48787)]