128230480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{228983}}^1$

素因数の和:229003

約数の個数: 40

約数和(自身を含む): 340728192

約数和(自身を除く): 212497712

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 228983, 457966, 915932, 1144915, 1602881, 1831864, 2289830, 3205762, 3663728, 4579660, 6411524, 8014405, 9159320, 12823048, 16028810, 18318640, 25646096, 32057620, 64115240, 128230480]

約数ペア:

[(1, 128230480), (2, 64115240), (4, 32057620), (5, 25646096), (7, 18318640), (8, 16028810), (10, 12823048), (14, 9159320), (16, 8014405), (20, 6411524), (28, 4579660), (35, 3663728), (40, 3205762), (56, 2289830), (70, 1831864), (80, 1602881), (112, 1144915), (140, 915932), (280, 457966), (560, 228983)]