129256960

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{7213}}^1$

素因数の和:7243

約数の個数: 80

約数和(自身を含む): 354236256

約数和(自身を除く): 224979296

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, 512, 560, 640, 896, 1120, 1280, 1792, 2240, 2560, 3584, 4480, 7213, 8960, 14426, 17920, 28852, 36065, 50491, 57704, 72130, 100982, 115408, 144260, 201964, 230816, 252455, 288520, 403928, 461632, 504910, 577040, 807856, 923264, 1009820, 1154080, 1615712, 1846528, 2019640, 2308160, 3231424, 3693056, 4039280, 4616320, 6462848, 8078560, 9232640, 12925696, 16157120, 18465280, 25851392, 32314240, 64628480, 129256960]

約数ペア:

[(1, 129256960), (2, 64628480), (4, 32314240), (5, 25851392), (7, 18465280), (8, 16157120), (10, 12925696), (14, 9232640), (16, 8078560), (20, 6462848), (28, 4616320), (32, 4039280), (35, 3693056), (40, 3231424), (56, 2308160), (64, 2019640), (70, 1846528), (80, 1615712), (112, 1154080), (128, 1009820), (140, 923264), (160, 807856), (224, 577040), (256, 504910), (280, 461632), (320, 403928), (448, 288520), (512, 252455), (560, 230816), (640, 201964), (896, 144260), (1120, 115408), (1280, 100982), (1792, 72130), (2240, 57704), (2560, 50491), (3584, 36065), (4480, 28852), (7213, 17920), (8960, 14426)]