254103808

素因数分解:

$2^8\times 7^2\times {\mathrm{47}}^1\times {\mathrm{431}}^1$

素因数の和:508

約数の個数: 108

約数和(自身を含む): 603977472

約数和(自身を除く): 349873664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 49, 56, 64, 94, 98, 112, 128, 188, 196, 224, 256, 329, 376, 392, 431, 448, 658, 752, 784, 862, 896, 1316, 1504, 1568, 1724, 1792, 2303, 2632, 3008, 3017, 3136, 3448, 4606, 5264, 6016, 6034, 6272, 6896, 9212, 10528, 12032, 12068, 12544, 13792, 18424, 20257, 21056, 21119, 24136, 27584, 36848, 40514, 42112, 42238, 48272, 55168, 73696, 81028, 84224, 84476, 96544, 110336, 141799, 147392, 162056, 168952, 193088, 283598, 294784, 324112, 337904, 386176, 567196, 589568, 648224, 675808, 772352, 992593, 1134392, 1296448, 1351616, 1985186, 2268784, 2592896, 2703232, 3970372, 4537568, 5185792, 5406464, 7940744, 9075136, 15881488, 18150272, 31762976, 36300544, 63525952, 127051904, 254103808]

約数ペア:

[(1, 254103808), (2, 127051904), (4, 63525952), (7, 36300544), (8, 31762976), (14, 18150272), (16, 15881488), (28, 9075136), (32, 7940744), (47, 5406464), (49, 5185792), (56, 4537568), (64, 3970372), (94, 2703232), (98, 2592896), (112, 2268784), (128, 1985186), (188, 1351616), (196, 1296448), (224, 1134392), (256, 992593), (329, 772352), (376, 675808), (392, 648224), (431, 589568), (448, 567196), (658, 386176), (752, 337904), (784, 324112), (862, 294784), (896, 283598), (1316, 193088), (1504, 168952), (1568, 162056), (1724, 147392), (1792, 141799), (2303, 110336), (2632, 96544), (3008, 84476), (3017, 84224), (3136, 81028), (3448, 73696), (4606, 55168), (5264, 48272), (6016, 42238), (6034, 42112), (6272, 40514), (6896, 36848), (9212, 27584), (10528, 24136), (12032, 21119), (12068, 21056), (12544, 20257), (13792, 18424)]