163201280

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1$

素因数の和:272

約数の個数: 144

約数和(自身を含む): 435322944

約数和(自身を除く): 272121664

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 67, 80, 88, 110, 128, 134, 160, 173, 176, 220, 256, 268, 320, 335, 346, 352, 440, 536, 640, 670, 692, 704, 737, 865, 880, 1072, 1280, 1340, 1384, 1408, 1474, 1730, 1760, 1903, 2144, 2680, 2768, 2816, 2948, 3460, 3520, 3685, 3806, 4288, 5360, 5536, 5896, 6920, 7040, 7370, 7612, 8576, 9515, 10720, 11072, 11591, 11792, 13840, 14080, 14740, 15224, 17152, 19030, 21440, 22144, 23182, 23584, 27680, 29480, 30448, 38060, 42880, 44288, 46364, 47168, 55360, 57955, 58960, 60896, 76120, 85760, 92728, 94336, 110720, 115910, 117920, 121792, 127501, 152240, 185456, 188672, 221440, 231820, 235840, 243584, 255002, 304480, 370912, 463640, 471680, 487168, 510004, 608960, 637505, 741824, 927280, 943360, 1020008, 1217920, 1275010, 1483648, 1854560, 2040016, 2435840, 2550020, 2967296, 3709120, 4080032, 5100040, 7418240, 8160064, 10200080, 14836480, 16320128, 20400160, 32640256, 40800320, 81600640, 163201280]

約数ペア:

[(1, 163201280), (2, 81600640), (4, 40800320), (5, 32640256), (8, 20400160), (10, 16320128), (11, 14836480), (16, 10200080), (20, 8160064), (22, 7418240), (32, 5100040), (40, 4080032), (44, 3709120), (55, 2967296), (64, 2550020), (67, 2435840), (80, 2040016), (88, 1854560), (110, 1483648), (128, 1275010), (134, 1217920), (160, 1020008), (173, 943360), (176, 927280), (220, 741824), (256, 637505), (268, 608960), (320, 510004), (335, 487168), (346, 471680), (352, 463640), (440, 370912), (536, 304480), (640, 255002), (670, 243584), (692, 235840), (704, 231820), (737, 221440), (865, 188672), (880, 185456), (1072, 152240), (1280, 127501), (1340, 121792), (1384, 117920), (1408, 115910), (1474, 110720), (1730, 94336), (1760, 92728), (1903, 85760), (2144, 76120), (2680, 60896), (2768, 58960), (2816, 57955), (2948, 55360), (3460, 47168), (3520, 46364), (3685, 44288), (3806, 42880), (4288, 38060), (5360, 30448), (5536, 29480), (5896, 27680), (6920, 23584), (7040, 23182), (7370, 22144), (7612, 21440), (8576, 19030), (9515, 17152), (10720, 15224), (11072, 14740), (11591, 14080), (11792, 13840)]