140035840

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{15629}}^1$

素因数の和:15657

約数の個数: 72

約数和(自身を含む): 383372640

約数和(自身を除く): 243336800

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, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 15629, 31258, 62516, 78145, 109403, 125032, 156290, 218806, 250064, 312580, 437612, 500128, 547015, 625160, 875224, 1000256, 1094030, 1250320, 1750448, 2000512, 2188060, 2500640, 3500896, 4001024, 4376120, 5001280, 7001792, 8752240, 10002560, 14003584, 17504480, 20005120, 28007168, 35008960, 70017920, 140035840]

約数ペア:

[(1, 140035840), (2, 70017920), (4, 35008960), (5, 28007168), (7, 20005120), (8, 17504480), (10, 14003584), (14, 10002560), (16, 8752240), (20, 7001792), (28, 5001280), (32, 4376120), (35, 4001024), (40, 3500896), (56, 2500640), (64, 2188060), (70, 2000512), (80, 1750448), (112, 1250320), (128, 1094030), (140, 1000256), (160, 875224), (224, 625160), (256, 547015), (280, 500128), (320, 437612), (448, 312580), (560, 250064), (640, 218806), (896, 156290), (1120, 125032), (1280, 109403), (1792, 78145), (2240, 62516), (4480, 31258), (8960, 15629)]