About the Number

171080640

171080639 ← → 171080641

2進数表記:1010001100100111101111000000

漢数字表記:一億七千百八万六百四十

素因数分解:

2 6 × 3 3 × 5 1 × 19801 1

素因数の和:19827
約数の個数: 112
約数和(自身を含む): 603564960
約数和(自身を除く): 432484320

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 432, 480, 540, 576, 720, 864, 960, 1080, 1440, 1728, 2160, 2880, 4320, 8640, 19801, 39602, 59403, 79204, 99005, 118806, 158408, 178209, 198010, 237612, 297015, 316816, 356418, 396020, 475224, 534627, 594030, 633632, 712836, 792040, 891045, 950448, 1069254, 1188060, 1267264, 1425672, 1584080, 1782090, 1900896, 2138508, 2376120, 2673135, 2851344, 3168160, 3564180, 3801792, 4277016, 4752240, 5346270, 5702688, 6336320, 7128360, 8554032, 9504480, 10692540, 11405376, 14256720, 17108064, 19008960, 21385080, 28513440, 34216128, 42770160, 57026880, 85540320, 171080640]

約数ペア:
[(1, 171080640), (2, 85540320), (3, 57026880), (4, 42770160), (5, 34216128), (6, 28513440), (8, 21385080), (9, 19008960), (10, 17108064), (12, 14256720), (15, 11405376), (16, 10692540), (18, 9504480), (20, 8554032), (24, 7128360), (27, 6336320), (30, 5702688), (32, 5346270), (36, 4752240), (40, 4277016), (45, 3801792), (48, 3564180), (54, 3168160), (60, 2851344), (64, 2673135), (72, 2376120), (80, 2138508), (90, 1900896), (96, 1782090), (108, 1584080), (120, 1425672), (135, 1267264), (144, 1188060), (160, 1069254), (180, 950448), (192, 891045), (216, 792040), (240, 712836), (270, 633632), (288, 594030), (320, 534627), (360, 475224), (432, 396020), (480, 356418), (540, 316816), (576, 297015), (720, 237612), (864, 198010), (960, 178209), (1080, 158408), (1440, 118806), (1728, 99005), (2160, 79204), (2880, 59403), (4320, 39602), (8640, 19801)]

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