1305887744

素因数分解:

$2^{10}\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^2$

素因数の和:228

約数の個数: 132

約数和(自身を含む): 3148515264

約数和(自身を除く): 1842627520

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 89, 92, 112, 128, 161, 178, 184, 224, 256, 322, 356, 368, 448, 512, 623, 644, 712, 736, 896, 1024, 1246, 1288, 1424, 1472, 1792, 2047, 2492, 2576, 2848, 2944, 3584, 4094, 4984, 5152, 5696, 5888, 7168, 7921, 8188, 9968, 10304, 11392, 11776, 14329, 15842, 16376, 19936, 20608, 22784, 23552, 28658, 31684, 32752, 39872, 41216, 45568, 55447, 57316, 63368, 65504, 79744, 82432, 91136, 110894, 114632, 126736, 131008, 159488, 164864, 182183, 221788, 229264, 253472, 262016, 318976, 364366, 443576, 458528, 506944, 524032, 637952, 728732, 887152, 917056, 1013888, 1048064, 1275281, 1457464, 1774304, 1834112, 2027776, 2096128, 2550562, 2914928, 3548608, 3668224, 4055552, 5101124, 5829856, 7097216, 7336448, 8111104, 10202248, 11659712, 14194432, 14672896, 20404496, 23319424, 28388864, 40808992, 46638848, 56777728, 81617984, 93277696, 163235968, 186555392, 326471936, 652943872, 1305887744]

約数ペア:

[(1, 1305887744), (2, 652943872), (4, 326471936), (7, 186555392), (8, 163235968), (14, 93277696), (16, 81617984), (23, 56777728), (28, 46638848), (32, 40808992), (46, 28388864), (56, 23319424), (64, 20404496), (89, 14672896), (92, 14194432), (112, 11659712), (128, 10202248), (161, 8111104), (178, 7336448), (184, 7097216), (224, 5829856), (256, 5101124), (322, 4055552), (356, 3668224), (368, 3548608), (448, 2914928), (512, 2550562), (623, 2096128), (644, 2027776), (712, 1834112), (736, 1774304), (896, 1457464), (1024, 1275281), (1246, 1048064), (1288, 1013888), (1424, 917056), (1472, 887152), (1792, 728732), (2047, 637952), (2492, 524032), (2576, 506944), (2848, 458528), (2944, 443576), (3584, 364366), (4094, 318976), (4984, 262016), (5152, 253472), (5696, 229264), (5888, 221788), (7168, 182183), (7921, 164864), (8188, 159488), (9968, 131008), (10304, 126736), (11392, 114632), (11776, 110894), (14329, 91136), (15842, 82432), (16376, 79744), (19936, 65504), (20608, 63368), (22784, 57316), (23552, 55447), (28658, 45568), (31684, 41216), (32752, 39872)]