716961280

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{40009}}^1$

素因数の和:40039

約数の個数: 80

約数和(自身を含む): 1964651040

約数和(自身を除く): 1247689760

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, 17920, 40009, 80018, 160036, 200045, 280063, 320072, 400090, 560126, 640144, 800180, 1120252, 1280288, 1400315, 1600360, 2240504, 2560576, 2800630, 3200720, 4481008, 5121152, 5601260, 6401440, 8962016, 10242304, 11202520, 12802880, 17924032, 20484608, 22405040, 25605760, 35848064, 44810080, 51211520, 71696128, 89620160, 102423040, 143392256, 179240320, 358480640, 716961280]

約数ペア:

[(1, 716961280), (2, 358480640), (4, 179240320), (5, 143392256), (7, 102423040), (8, 89620160), (10, 71696128), (14, 51211520), (16, 44810080), (20, 35848064), (28, 25605760), (32, 22405040), (35, 20484608), (40, 17924032), (56, 12802880), (64, 11202520), (70, 10242304), (80, 8962016), (112, 6401440), (128, 5601260), (140, 5121152), (160, 4481008), (224, 3200720), (256, 2800630), (280, 2560576), (320, 2240504), (448, 1600360), (512, 1400315), (560, 1280288), (640, 1120252), (896, 800180), (1120, 640144), (1280, 560126), (1792, 400090), (2240, 320072), (2560, 280063), (3584, 200045), (4480, 160036), (8960, 80018), (17920, 40009)]