181162240

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{20219}}^1$

素因数の和:20247

約数の個数: 72

約数和(自身を含む): 495956160

約数和(自身を除く): 314793920

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, 20219, 40438, 80876, 101095, 141533, 161752, 202190, 283066, 323504, 404380, 566132, 647008, 707665, 808760, 1132264, 1294016, 1415330, 1617520, 2264528, 2588032, 2830660, 3235040, 4529056, 5176064, 5661320, 6470080, 9058112, 11322640, 12940160, 18116224, 22645280, 25880320, 36232448, 45290560, 90581120, 181162240]

約数ペア:

[(1, 181162240), (2, 90581120), (4, 45290560), (5, 36232448), (7, 25880320), (8, 22645280), (10, 18116224), (14, 12940160), (16, 11322640), (20, 9058112), (28, 6470080), (32, 5661320), (35, 5176064), (40, 4529056), (56, 3235040), (64, 2830660), (70, 2588032), (80, 2264528), (112, 1617520), (128, 1415330), (140, 1294016), (160, 1132264), (224, 808760), (256, 707665), (280, 647008), (320, 566132), (448, 404380), (560, 323504), (640, 283066), (896, 202190), (1120, 161752), (1280, 141533), (1792, 101095), (2240, 80876), (4480, 40438), (8960, 20219)]