280134976

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:392

約数の個数: 112

約数和(自身を含む): 651784320

約数和(自身を除く): 371649344

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 64, 68, 88, 89, 136, 176, 178, 187, 263, 272, 352, 356, 374, 526, 544, 704, 712, 748, 979, 1052, 1088, 1424, 1496, 1513, 1958, 2104, 2848, 2893, 2992, 3026, 3916, 4208, 4471, 5696, 5786, 5984, 6052, 7832, 8416, 8942, 11572, 11968, 12104, 15664, 16643, 16832, 17884, 23144, 23407, 24208, 31328, 33286, 35768, 46288, 46814, 48416, 49181, 62656, 66572, 71536, 92576, 93628, 96832, 98362, 133144, 143072, 185152, 187256, 196724, 257477, 266288, 286144, 374512, 393448, 397919, 514954, 532576, 749024, 786896, 795838, 1029908, 1065152, 1498048, 1573792, 1591676, 2059816, 3147584, 3183352, 4119632, 4377109, 6366704, 8239264, 8754218, 12733408, 16478528, 17508436, 25466816, 35016872, 70033744, 140067488, 280134976]

約数ペア:

[(1, 280134976), (2, 140067488), (4, 70033744), (8, 35016872), (11, 25466816), (16, 17508436), (17, 16478528), (22, 12733408), (32, 8754218), (34, 8239264), (44, 6366704), (64, 4377109), (68, 4119632), (88, 3183352), (89, 3147584), (136, 2059816), (176, 1591676), (178, 1573792), (187, 1498048), (263, 1065152), (272, 1029908), (352, 795838), (356, 786896), (374, 749024), (526, 532576), (544, 514954), (704, 397919), (712, 393448), (748, 374512), (979, 286144), (1052, 266288), (1088, 257477), (1424, 196724), (1496, 187256), (1513, 185152), (1958, 143072), (2104, 133144), (2848, 98362), (2893, 96832), (2992, 93628), (3026, 92576), (3916, 71536), (4208, 66572), (4471, 62656), (5696, 49181), (5786, 48416), (5984, 46814), (6052, 46288), (7832, 35768), (8416, 33286), (8942, 31328), (11572, 24208), (11968, 23407), (12104, 23144), (15664, 17884), (16643, 16832)]