129221120

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{7211}}^1$

素因数の和:7241

約数の個数: 80

約数和(自身を含む): 354138048

約数和(自身を除く): 224916928

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, 7211, 8960, 14422, 17920, 28844, 36055, 50477, 57688, 72110, 100954, 115376, 144220, 201908, 230752, 252385, 288440, 403816, 461504, 504770, 576880, 807632, 923008, 1009540, 1153760, 1615264, 1846016, 2019080, 2307520, 3230528, 3692032, 4038160, 4615040, 6461056, 8076320, 9230080, 12922112, 16152640, 18460160, 25844224, 32305280, 64610560, 129221120]

約数ペア:

[(1, 129221120), (2, 64610560), (4, 32305280), (5, 25844224), (7, 18460160), (8, 16152640), (10, 12922112), (14, 9230080), (16, 8076320), (20, 6461056), (28, 4615040), (32, 4038160), (35, 3692032), (40, 3230528), (56, 2307520), (64, 2019080), (70, 1846016), (80, 1615264), (112, 1153760), (128, 1009540), (140, 923008), (160, 807632), (224, 576880), (256, 504770), (280, 461504), (320, 403816), (448, 288440), (512, 252385), (560, 230752), (640, 201908), (896, 144220), (1120, 115376), (1280, 100954), (1792, 72110), (2240, 57688), (2560, 50477), (3584, 36055), (4480, 28844), (7211, 17920), (8960, 14422)]