161584128

素因数分解:

$2^{10}\times 3^2\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:312

約数の個数: 132

約数和(自身を含む): 474208020

約数和(自身を除く): 312623892

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 89, 96, 128, 144, 178, 192, 197, 256, 267, 288, 356, 384, 394, 512, 534, 576, 591, 712, 768, 788, 801, 1024, 1068, 1152, 1182, 1424, 1536, 1576, 1602, 1773, 2136, 2304, 2364, 2848, 3072, 3152, 3204, 3546, 4272, 4608, 4728, 5696, 6304, 6408, 7092, 8544, 9216, 9456, 11392, 12608, 12816, 14184, 17088, 17533, 18912, 22784, 25216, 25632, 28368, 34176, 35066, 37824, 45568, 50432, 51264, 52599, 56736, 68352, 70132, 75648, 91136, 100864, 102528, 105198, 113472, 136704, 140264, 151296, 157797, 201728, 205056, 210396, 226944, 273408, 280528, 302592, 315594, 410112, 420792, 453888, 561056, 605184, 631188, 820224, 841584, 907776, 1122112, 1262376, 1683168, 1815552, 2244224, 2524752, 3366336, 4488448, 5049504, 6732672, 8976896, 10099008, 13465344, 17953792, 20198016, 26930688, 40396032, 53861376, 80792064, 161584128]

約数ペア:

[(1, 161584128), (2, 80792064), (3, 53861376), (4, 40396032), (6, 26930688), (8, 20198016), (9, 17953792), (12, 13465344), (16, 10099008), (18, 8976896), (24, 6732672), (32, 5049504), (36, 4488448), (48, 3366336), (64, 2524752), (72, 2244224), (89, 1815552), (96, 1683168), (128, 1262376), (144, 1122112), (178, 907776), (192, 841584), (197, 820224), (256, 631188), (267, 605184), (288, 561056), (356, 453888), (384, 420792), (394, 410112), (512, 315594), (534, 302592), (576, 280528), (591, 273408), (712, 226944), (768, 210396), (788, 205056), (801, 201728), (1024, 157797), (1068, 151296), (1152, 140264), (1182, 136704), (1424, 113472), (1536, 105198), (1576, 102528), (1602, 100864), (1773, 91136), (2136, 75648), (2304, 70132), (2364, 68352), (2848, 56736), (3072, 52599), (3152, 51264), (3204, 50432), (3546, 45568), (4272, 37824), (4608, 35066), (4728, 34176), (5696, 28368), (6304, 25632), (6408, 25216), (7092, 22784), (8544, 18912), (9216, 17533), (9456, 17088), (11392, 14184), (12608, 12816)]