289063936

素因数分解:

$2^{10}\times 7^3\times {\mathrm{823}}^1$

素因数の和:864

約数の個数: 88

約数和(自身を含む): 674691200

約数和(自身を除く): 385627264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 343, 392, 448, 512, 686, 784, 823, 896, 1024, 1372, 1568, 1646, 1792, 2744, 3136, 3292, 3584, 5488, 5761, 6272, 6584, 7168, 10976, 11522, 12544, 13168, 21952, 23044, 25088, 26336, 40327, 43904, 46088, 50176, 52672, 80654, 87808, 92176, 105344, 161308, 175616, 184352, 210688, 282289, 322616, 351232, 368704, 421376, 564578, 645232, 737408, 842752, 1129156, 1290464, 1474816, 2258312, 2580928, 2949632, 4516624, 5161856, 5899264, 9033248, 10323712, 18066496, 20647424, 36132992, 41294848, 72265984, 144531968, 289063936]

約数ペア:

[(1, 289063936), (2, 144531968), (4, 72265984), (7, 41294848), (8, 36132992), (14, 20647424), (16, 18066496), (28, 10323712), (32, 9033248), (49, 5899264), (56, 5161856), (64, 4516624), (98, 2949632), (112, 2580928), (128, 2258312), (196, 1474816), (224, 1290464), (256, 1129156), (343, 842752), (392, 737408), (448, 645232), (512, 564578), (686, 421376), (784, 368704), (823, 351232), (896, 322616), (1024, 282289), (1372, 210688), (1568, 184352), (1646, 175616), (1792, 161308), (2744, 105344), (3136, 92176), (3292, 87808), (3584, 80654), (5488, 52672), (5761, 50176), (6272, 46088), (6584, 43904), (7168, 40327), (10976, 26336), (11522, 25088), (12544, 23044), (13168, 21952)]