31179904

素因数分解:

$2^7\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:150

約数の個数: 128

約数和(自身を含む): 79315200

約数和(自身を除く): 48135296

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 23, 28, 32, 34, 46, 56, 64, 68, 89, 92, 112, 119, 128, 136, 161, 178, 184, 224, 238, 272, 322, 356, 368, 391, 448, 476, 544, 623, 644, 712, 736, 782, 896, 952, 1088, 1246, 1288, 1424, 1472, 1513, 1564, 1904, 2047, 2176, 2492, 2576, 2737, 2848, 2944, 3026, 3128, 3808, 4094, 4984, 5152, 5474, 5696, 6052, 6256, 7616, 8188, 9968, 10304, 10591, 10948, 11392, 12104, 12512, 14329, 15232, 16376, 19936, 20608, 21182, 21896, 24208, 25024, 28658, 32752, 34799, 39872, 42364, 43792, 48416, 50048, 57316, 65504, 69598, 79744, 84728, 87584, 96832, 114632, 131008, 139196, 169456, 175168, 193664, 229264, 243593, 262016, 278392, 338912, 350336, 458528, 487186, 556784, 677824, 917056, 974372, 1113568, 1355648, 1834112, 1948744, 2227136, 3897488, 4454272, 7794976, 15589952, 31179904]

約数ペア:

[(1, 31179904), (2, 15589952), (4, 7794976), (7, 4454272), (8, 3897488), (14, 2227136), (16, 1948744), (17, 1834112), (23, 1355648), (28, 1113568), (32, 974372), (34, 917056), (46, 677824), (56, 556784), (64, 487186), (68, 458528), (89, 350336), (92, 338912), (112, 278392), (119, 262016), (128, 243593), (136, 229264), (161, 193664), (178, 175168), (184, 169456), (224, 139196), (238, 131008), (272, 114632), (322, 96832), (356, 87584), (368, 84728), (391, 79744), (448, 69598), (476, 65504), (544, 57316), (623, 50048), (644, 48416), (712, 43792), (736, 42364), (782, 39872), (896, 34799), (952, 32752), (1088, 28658), (1246, 25024), (1288, 24208), (1424, 21896), (1472, 21182), (1513, 20608), (1564, 19936), (1904, 16376), (2047, 15232), (2176, 14329), (2492, 12512), (2576, 12104), (2737, 11392), (2848, 10948), (2944, 10591), (3026, 10304), (3128, 9968), (3808, 8188), (4094, 7616), (4984, 6256), (5152, 6052), (5474, 5696)]