161874816

素因数分解:

$2^7\times 3^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:352

約数の個数: 128

約数和(自身を含む): 461129760

約数和(自身を除く): 299254944

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 64, 68, 96, 102, 128, 136, 137, 181, 192, 204, 272, 274, 362, 384, 408, 411, 543, 544, 548, 724, 816, 822, 1086, 1088, 1096, 1448, 1632, 1644, 2172, 2176, 2192, 2329, 2896, 3077, 3264, 3288, 4344, 4384, 4658, 5792, 6154, 6528, 6576, 6987, 8688, 8768, 9231, 9316, 11584, 12308, 13152, 13974, 17376, 17536, 18462, 18632, 23168, 24616, 24797, 26304, 27948, 34752, 36924, 37264, 49232, 49594, 52608, 55896, 69504, 73848, 74391, 74528, 98464, 99188, 111792, 147696, 148782, 149056, 196928, 198376, 223584, 295392, 297564, 298112, 393856, 396752, 421549, 447168, 590784, 595128, 793504, 843098, 894336, 1181568, 1190256, 1264647, 1587008, 1686196, 2380512, 2529294, 3174016, 3372392, 4761024, 5058588, 6744784, 9522048, 10117176, 13489568, 20234352, 26979136, 40468704, 53958272, 80937408, 161874816]

約数ペア:

[(1, 161874816), (2, 80937408), (3, 53958272), (4, 40468704), (6, 26979136), (8, 20234352), (12, 13489568), (16, 10117176), (17, 9522048), (24, 6744784), (32, 5058588), (34, 4761024), (48, 3372392), (51, 3174016), (64, 2529294), (68, 2380512), (96, 1686196), (102, 1587008), (128, 1264647), (136, 1190256), (137, 1181568), (181, 894336), (192, 843098), (204, 793504), (272, 595128), (274, 590784), (362, 447168), (384, 421549), (408, 396752), (411, 393856), (543, 298112), (544, 297564), (548, 295392), (724, 223584), (816, 198376), (822, 196928), (1086, 149056), (1088, 148782), (1096, 147696), (1448, 111792), (1632, 99188), (1644, 98464), (2172, 74528), (2176, 74391), (2192, 73848), (2329, 69504), (2896, 55896), (3077, 52608), (3264, 49594), (3288, 49232), (4344, 37264), (4384, 36924), (4658, 34752), (5792, 27948), (6154, 26304), (6528, 24797), (6576, 24616), (6987, 23168), (8688, 18632), (8768, 18462), (9231, 17536), (9316, 17376), (11584, 13974), (12308, 13152)]