13781280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{28711}}^1$

素因数の和:28729

約数の個数: 48

約数和(自身を含む): 43412544

約数和(自身を除く): 29631264

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 28711, 57422, 86133, 114844, 143555, 172266, 229688, 287110, 344532, 430665, 459376, 574220, 689064, 861330, 918752, 1148440, 1378128, 1722660, 2296880, 2756256, 3445320, 4593760, 6890640, 13781280]

約数ペア:

[(1, 13781280), (2, 6890640), (3, 4593760), (4, 3445320), (5, 2756256), (6, 2296880), (8, 1722660), (10, 1378128), (12, 1148440), (15, 918752), (16, 861330), (20, 689064), (24, 574220), (30, 459376), (32, 430665), (40, 344532), (48, 287110), (60, 229688), (80, 172266), (96, 143555), (120, 114844), (160, 86133), (240, 57422), (480, 28711)]