277156672

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:256

約数の個数: 112

約数和(自身を含む): 620849152

約数和(自身を除く): 343692480

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 61, 64, 86, 104, 122, 127, 172, 208, 244, 254, 344, 416, 488, 508, 559, 688, 793, 832, 976, 1016, 1118, 1376, 1586, 1651, 1952, 2032, 2236, 2623, 2752, 3172, 3302, 3904, 4064, 4472, 5246, 5461, 6344, 6604, 7747, 8128, 8944, 10492, 10922, 12688, 13208, 15494, 17888, 20984, 21844, 25376, 26416, 30988, 34099, 35776, 41968, 43688, 50752, 52832, 61976, 68198, 70993, 83936, 87376, 100711, 105664, 123952, 136396, 141986, 167872, 174752, 201422, 247904, 272792, 283972, 333121, 349504, 402844, 495808, 545584, 567944, 666242, 805688, 1091168, 1135888, 1332484, 1611376, 2182336, 2271776, 2664968, 3222752, 4330573, 4543552, 5329936, 6445504, 8661146, 10659872, 17322292, 21319744, 34644584, 69289168, 138578336, 277156672]

約数ペア:

[(1, 277156672), (2, 138578336), (4, 69289168), (8, 34644584), (13, 21319744), (16, 17322292), (26, 10659872), (32, 8661146), (43, 6445504), (52, 5329936), (61, 4543552), (64, 4330573), (86, 3222752), (104, 2664968), (122, 2271776), (127, 2182336), (172, 1611376), (208, 1332484), (244, 1135888), (254, 1091168), (344, 805688), (416, 666242), (488, 567944), (508, 545584), (559, 495808), (688, 402844), (793, 349504), (832, 333121), (976, 283972), (1016, 272792), (1118, 247904), (1376, 201422), (1586, 174752), (1651, 167872), (1952, 141986), (2032, 136396), (2236, 123952), (2623, 105664), (2752, 100711), (3172, 87376), (3302, 83936), (3904, 70993), (4064, 68198), (4472, 61976), (5246, 52832), (5461, 50752), (6344, 43688), (6604, 41968), (7747, 35776), (8128, 34099), (8944, 30988), (10492, 26416), (10922, 25376), (12688, 21844), (13208, 20984), (15494, 17888)]