180910240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{161527}}^1$

素因数の和:161549

約数の個数: 48

約数和(自身を含む): 488460672

約数和(自身を除く): 307550432

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, 161527, 323054, 646108, 807635, 1130689, 1292216, 1615270, 2261378, 2584432, 3230540, 4522756, 5168864, 5653445, 6461080, 9045512, 11306890, 12922160, 18091024, 22613780, 25844320, 36182048, 45227560, 90455120, 180910240]

約数ペア:

[(1, 180910240), (2, 90455120), (4, 45227560), (5, 36182048), (7, 25844320), (8, 22613780), (10, 18091024), (14, 12922160), (16, 11306890), (20, 9045512), (28, 6461080), (32, 5653445), (35, 5168864), (40, 4522756), (56, 3230540), (70, 2584432), (80, 2261378), (112, 1615270), (140, 1292216), (160, 1130689), (224, 807635), (280, 646108), (560, 323054), (1120, 161527)]