128418080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{114659}}^1$

素因数の和:114681

約数の個数: 48

約数和(自身を含む): 346731840

約数和(自身を除く): 218313760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 114659, 229318, 458636, 573295, 802613, 917272, 1146590, 1605226, 1834544, 2293180, 3210452, 3669088, 4013065, 4586360, 6420904, 8026130, 9172720, 12841808, 16052260, 18345440, 25683616, 32104520, 64209040, 128418080]

約数ペア:

[(1, 128418080), (2, 64209040), (4, 32104520), (5, 25683616), (7, 18345440), (8, 16052260), (10, 12841808), (14, 9172720), (16, 8026130), (20, 6420904), (28, 4586360), (32, 4013065), (35, 3669088), (40, 3210452), (56, 2293180), (70, 1834544), (80, 1605226), (112, 1146590), (140, 917272), (160, 802613), (224, 573295), (280, 458636), (560, 229318), (1120, 114659)]