140885888

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:260

約数の個数: 128

約数和(自身を含む): 339292800

約数和(自身を除く): 198406912

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 43, 44, 52, 64, 86, 88, 104, 128, 143, 172, 176, 179, 208, 286, 344, 352, 358, 416, 473, 559, 572, 688, 704, 716, 832, 946, 1118, 1144, 1376, 1408, 1432, 1664, 1892, 1969, 2236, 2288, 2327, 2752, 2864, 3784, 3938, 4472, 4576, 4654, 5504, 5728, 6149, 7568, 7697, 7876, 8944, 9152, 9308, 11456, 12298, 15136, 15394, 15752, 17888, 18304, 18616, 22912, 24596, 25597, 30272, 30788, 31504, 35776, 37232, 49192, 51194, 60544, 61576, 63008, 71552, 74464, 84667, 98384, 100061, 102388, 123152, 126016, 148928, 169334, 196768, 200122, 204776, 246304, 252032, 297856, 338668, 393536, 400244, 409552, 492608, 677336, 787072, 800488, 819104, 985216, 1100671, 1354672, 1600976, 1638208, 2201342, 2709344, 3201952, 3276416, 4402684, 5418688, 6403904, 8805368, 10837376, 12807808, 17610736, 35221472, 70442944, 140885888]

約数ペア:

[(1, 140885888), (2, 70442944), (4, 35221472), (8, 17610736), (11, 12807808), (13, 10837376), (16, 8805368), (22, 6403904), (26, 5418688), (32, 4402684), (43, 3276416), (44, 3201952), (52, 2709344), (64, 2201342), (86, 1638208), (88, 1600976), (104, 1354672), (128, 1100671), (143, 985216), (172, 819104), (176, 800488), (179, 787072), (208, 677336), (286, 492608), (344, 409552), (352, 400244), (358, 393536), (416, 338668), (473, 297856), (559, 252032), (572, 246304), (688, 204776), (704, 200122), (716, 196768), (832, 169334), (946, 148928), (1118, 126016), (1144, 123152), (1376, 102388), (1408, 100061), (1432, 98384), (1664, 84667), (1892, 74464), (1969, 71552), (2236, 63008), (2288, 61576), (2327, 60544), (2752, 51194), (2864, 49192), (3784, 37232), (3938, 35776), (4472, 31504), (4576, 30788), (4654, 30272), (5504, 25597), (5728, 24596), (6149, 22912), (7568, 18616), (7697, 18304), (7876, 17888), (8944, 15752), (9152, 15394), (9308, 15136), (11456, 12298)]