163555840

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{9127}}^1$

素因数の和:9157

約数の個数: 80

約数和(自身を含む): 448221312

約数和(自身を除く): 284665472

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, 9127, 17920, 18254, 36508, 45635, 63889, 73016, 91270, 127778, 146032, 182540, 255556, 292064, 319445, 365080, 511112, 584128, 638890, 730160, 1022224, 1168256, 1277780, 1460320, 2044448, 2336512, 2555560, 2920640, 4088896, 4673024, 5111120, 5841280, 8177792, 10222240, 11682560, 16355584, 20444480, 23365120, 32711168, 40888960, 81777920, 163555840]

約数ペア:

[(1, 163555840), (2, 81777920), (4, 40888960), (5, 32711168), (7, 23365120), (8, 20444480), (10, 16355584), (14, 11682560), (16, 10222240), (20, 8177792), (28, 5841280), (32, 5111120), (35, 4673024), (40, 4088896), (56, 2920640), (64, 2555560), (70, 2336512), (80, 2044448), (112, 1460320), (128, 1277780), (140, 1168256), (160, 1022224), (224, 730160), (256, 638890), (280, 584128), (320, 511112), (448, 365080), (512, 319445), (560, 292064), (640, 255556), (896, 182540), (1120, 146032), (1280, 127778), (1792, 91270), (2240, 73016), (2560, 63889), (3584, 45635), (4480, 36508), (8960, 18254), (9127, 17920)]