280264192

素因数分解:

$2^9\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:164

約数の個数: 120

約数和(自身を含む): 629022240

約数和(自身を除く): 348758048

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 64, 79, 82, 104, 128, 158, 164, 169, 208, 256, 316, 328, 338, 416, 512, 533, 632, 656, 676, 832, 1027, 1066, 1264, 1312, 1352, 1664, 2054, 2132, 2528, 2624, 2704, 3239, 3328, 4108, 4264, 5056, 5248, 5408, 6478, 6656, 6929, 8216, 8528, 10112, 10496, 10816, 12956, 13351, 13858, 16432, 17056, 20224, 20992, 21632, 25912, 26702, 27716, 32864, 34112, 40448, 42107, 43264, 51824, 53404, 55432, 65728, 68224, 84214, 86528, 103648, 106808, 110864, 131456, 136448, 168428, 207296, 213616, 221728, 262912, 272896, 336856, 414592, 427232, 443456, 525824, 547391, 673712, 829184, 854464, 886912, 1094782, 1347424, 1658368, 1708928, 1773824, 2189564, 2694848, 3417856, 3547648, 4379128, 5389696, 6835712, 8758256, 10779392, 17516512, 21558784, 35033024, 70066048, 140132096, 280264192]

約数ペア:

[(1, 280264192), (2, 140132096), (4, 70066048), (8, 35033024), (13, 21558784), (16, 17516512), (26, 10779392), (32, 8758256), (41, 6835712), (52, 5389696), (64, 4379128), (79, 3547648), (82, 3417856), (104, 2694848), (128, 2189564), (158, 1773824), (164, 1708928), (169, 1658368), (208, 1347424), (256, 1094782), (316, 886912), (328, 854464), (338, 829184), (416, 673712), (512, 547391), (533, 525824), (632, 443456), (656, 427232), (676, 414592), (832, 336856), (1027, 272896), (1066, 262912), (1264, 221728), (1312, 213616), (1352, 207296), (1664, 168428), (2054, 136448), (2132, 131456), (2528, 110864), (2624, 106808), (2704, 103648), (3239, 86528), (3328, 84214), (4108, 68224), (4264, 65728), (5056, 55432), (5248, 53404), (5408, 51824), (6478, 43264), (6656, 42107), (6929, 40448), (8216, 34112), (8528, 32864), (10112, 27716), (10496, 26702), (10816, 25912), (12956, 21632), (13351, 20992), (13858, 20224), (16432, 17056)]