233121280

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{13009}}^1$

素因数の和:13039

約数の個数: 80

約数和(自身を含む): 638843040

約数和(自身を除く): 405721760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1792, 2240, 2560, 3584, 4480, 8960, 13009, 17920, 26018, 52036, 65045, 91063, 104072, 130090, 182126, 208144, 260180, 364252, 416288, 455315, 520360, 728504, 832576, 910630, 1040720, 1457008, 1665152, 1821260, 2081440, 2914016, 3330304, 3642520, 4162880, 5828032, 6660608, 7285040, 8325760, 11656064, 14570080, 16651520, 23312128, 29140160, 33303040, 46624256, 58280320, 116560640, 233121280]

約数ペア:

[(1, 233121280), (2, 116560640), (4, 58280320), (5, 46624256), (7, 33303040), (8, 29140160), (10, 23312128), (14, 16651520), (16, 14570080), (20, 11656064), (28, 8325760), (32, 7285040), (35, 6660608), (40, 5828032), (56, 4162880), (64, 3642520), (70, 3330304), (80, 2914016), (112, 2081440), (128, 1821260), (140, 1665152), (160, 1457008), (224, 1040720), (256, 910630), (280, 832576), (320, 728504), (448, 520360), (512, 455315), (560, 416288), (640, 364252), (896, 260180), (1120, 208144), (1280, 182126), (1792, 130090), (2240, 104072), (2560, 91063), (3584, 65045), (4480, 52036), (8960, 26018), (13009, 17920)]