128143904

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{30109}}^1$

素因数の和:30145

約数の個数: 48

約数和(自身を含む): 303508800

約数和(自身を除く): 175364896

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 1064, 2128, 4256, 30109, 60218, 120436, 210763, 240872, 421526, 481744, 572071, 843052, 963488, 1144142, 1686104, 2288284, 3372208, 4004497, 4576568, 6744416, 8008994, 9153136, 16017988, 18306272, 32035976, 64071952, 128143904]

約数ペア:

[(1, 128143904), (2, 64071952), (4, 32035976), (7, 18306272), (8, 16017988), (14, 9153136), (16, 8008994), (19, 6744416), (28, 4576568), (32, 4004497), (38, 3372208), (56, 2288284), (76, 1686104), (112, 1144142), (133, 963488), (152, 843052), (224, 572071), (266, 481744), (304, 421526), (532, 240872), (608, 210763), (1064, 120436), (2128, 60218), (4256, 30109)]