281872656

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{947}}^1$

素因数の和:1030

約数の個数: 160

約数和(自身を含む): 888693120

約数和(自身を除く): 606820464

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 53, 54, 72, 78, 104, 106, 108, 117, 144, 156, 159, 208, 212, 216, 234, 312, 318, 351, 424, 432, 468, 477, 624, 636, 689, 702, 848, 936, 947, 954, 1272, 1378, 1404, 1431, 1872, 1894, 1908, 2067, 2544, 2756, 2808, 2841, 2862, 3788, 3816, 4134, 5512, 5616, 5682, 5724, 6201, 7576, 7632, 8268, 8523, 11024, 11364, 11448, 12311, 12402, 15152, 16536, 17046, 18603, 22728, 22896, 24622, 24804, 25569, 33072, 34092, 36933, 37206, 45456, 49244, 49608, 50191, 51138, 68184, 73866, 74412, 98488, 99216, 100382, 102276, 110799, 136368, 147732, 148824, 150573, 196976, 200764, 204552, 221598, 295464, 297648, 301146, 332397, 401528, 409104, 443196, 451719, 590928, 602292, 652483, 664794, 803056, 886392, 903438, 1204584, 1304966, 1329588, 1355157, 1772784, 1806876, 1957449, 2409168, 2609932, 2659176, 2710314, 3613752, 3914898, 5219864, 5318352, 5420628, 5872347, 7227504, 7829796, 10439728, 10841256, 11744694, 15659592, 17617041, 21682512, 23489388, 31319184, 35234082, 46978776, 70468164, 93957552, 140936328, 281872656]

約数ペア:

[(1, 281872656), (2, 140936328), (3, 93957552), (4, 70468164), (6, 46978776), (8, 35234082), (9, 31319184), (12, 23489388), (13, 21682512), (16, 17617041), (18, 15659592), (24, 11744694), (26, 10841256), (27, 10439728), (36, 7829796), (39, 7227504), (48, 5872347), (52, 5420628), (53, 5318352), (54, 5219864), (72, 3914898), (78, 3613752), (104, 2710314), (106, 2659176), (108, 2609932), (117, 2409168), (144, 1957449), (156, 1806876), (159, 1772784), (208, 1355157), (212, 1329588), (216, 1304966), (234, 1204584), (312, 903438), (318, 886392), (351, 803056), (424, 664794), (432, 652483), (468, 602292), (477, 590928), (624, 451719), (636, 443196), (689, 409104), (702, 401528), (848, 332397), (936, 301146), (947, 297648), (954, 295464), (1272, 221598), (1378, 204552), (1404, 200764), (1431, 196976), (1872, 150573), (1894, 148824), (1908, 147732), (2067, 136368), (2544, 110799), (2756, 102276), (2808, 100382), (2841, 99216), (2862, 98488), (3788, 74412), (3816, 73866), (4134, 68184), (5512, 51138), (5616, 50191), (5682, 49608), (5724, 49244), (6201, 45456), (7576, 37206), (7632, 36933), (8268, 34092), (8523, 33072), (11024, 25569), (11364, 24804), (11448, 24622), (12311, 22896), (12402, 22728), (15152, 18603), (16536, 17046)]