141451520

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{15787}}^1$

素因数の和:15815

約数の個数: 72

約数和(自身を含む): 387248064

約数和(自身を除く): 245796544

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 15787, 31574, 63148, 78935, 110509, 126296, 157870, 221018, 252592, 315740, 442036, 505184, 552545, 631480, 884072, 1010368, 1105090, 1262960, 1768144, 2020736, 2210180, 2525920, 3536288, 4041472, 4420360, 5051840, 7072576, 8840720, 10103680, 14145152, 17681440, 20207360, 28290304, 35362880, 70725760, 141451520]

約数ペア:

[(1, 141451520), (2, 70725760), (4, 35362880), (5, 28290304), (7, 20207360), (8, 17681440), (10, 14145152), (14, 10103680), (16, 8840720), (20, 7072576), (28, 5051840), (32, 4420360), (35, 4041472), (40, 3536288), (56, 2525920), (64, 2210180), (70, 2020736), (80, 1768144), (112, 1262960), (128, 1105090), (140, 1010368), (160, 884072), (224, 631480), (256, 552545), (280, 505184), (320, 442036), (448, 315740), (560, 252592), (640, 221018), (896, 157870), (1120, 126296), (1280, 110509), (1792, 78935), (2240, 63148), (4480, 31574), (8960, 15787)]