66972416

素因数分解:

$2^8\times 7^2\times {\mathrm{19}}^1\times {\mathrm{281}}^1$

素因数の和:330

約数の個数: 108

約数和(自身を含む): 164276280

約数和(自身を除く): 97303864

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 64, 76, 98, 112, 128, 133, 152, 196, 224, 256, 266, 281, 304, 392, 448, 532, 562, 608, 784, 896, 931, 1064, 1124, 1216, 1568, 1792, 1862, 1967, 2128, 2248, 2432, 3136, 3724, 3934, 4256, 4496, 4864, 5339, 6272, 7448, 7868, 8512, 8992, 10678, 12544, 13769, 14896, 15736, 17024, 17984, 21356, 27538, 29792, 31472, 34048, 35968, 37373, 42712, 55076, 59584, 62944, 71936, 74746, 85424, 110152, 119168, 125888, 149492, 170848, 220304, 238336, 251776, 261611, 298984, 341696, 440608, 503552, 523222, 597968, 683392, 881216, 1046444, 1195936, 1366784, 1762432, 2092888, 2391872, 3524864, 4185776, 4783744, 8371552, 9567488, 16743104, 33486208, 66972416]

約数ペア:

[(1, 66972416), (2, 33486208), (4, 16743104), (7, 9567488), (8, 8371552), (14, 4783744), (16, 4185776), (19, 3524864), (28, 2391872), (32, 2092888), (38, 1762432), (49, 1366784), (56, 1195936), (64, 1046444), (76, 881216), (98, 683392), (112, 597968), (128, 523222), (133, 503552), (152, 440608), (196, 341696), (224, 298984), (256, 261611), (266, 251776), (281, 238336), (304, 220304), (392, 170848), (448, 149492), (532, 125888), (562, 119168), (608, 110152), (784, 85424), (896, 74746), (931, 71936), (1064, 62944), (1124, 59584), (1216, 55076), (1568, 42712), (1792, 37373), (1862, 35968), (1967, 34048), (2128, 31472), (2248, 29792), (2432, 27538), (3136, 21356), (3724, 17984), (3934, 17024), (4256, 15736), (4496, 14896), (4864, 13769), (5339, 12544), (6272, 10678), (7448, 8992), (7868, 8512)]