28931072240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{225601}}^1$

素因数の和:225850

約数の個数: 80

約数和(自身を含む): 77210028480

約数和(自身を除く): 48278956240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 229, 280, 458, 560, 916, 1145, 1603, 1832, 2290, 3206, 3664, 4580, 6412, 8015, 9160, 12824, 16030, 18320, 25648, 32060, 64120, 128240, 225601, 451202, 902404, 1128005, 1579207, 1804808, 2256010, 3158414, 3609616, 4512020, 6316828, 7896035, 9024040, 12633656, 15792070, 18048080, 25267312, 31584140, 51662629, 63168280, 103325258, 126336560, 206650516, 258313145, 361638403, 413301032, 516626290, 723276806, 826602064, 1033252580, 1446553612, 1808192015, 2066505160, 2893107224, 3616384030, 4133010320, 5786214448, 7232768060, 14465536120, 28931072240]

約数ペア:

[(1, 28931072240), (2, 14465536120), (4, 7232768060), (5, 5786214448), (7, 4133010320), (8, 3616384030), (10, 2893107224), (14, 2066505160), (16, 1808192015), (20, 1446553612), (28, 1033252580), (35, 826602064), (40, 723276806), (56, 516626290), (70, 413301032), (80, 361638403), (112, 258313145), (140, 206650516), (229, 126336560), (280, 103325258), (458, 63168280), (560, 51662629), (916, 31584140), (1145, 25267312), (1603, 18048080), (1832, 15792070), (2290, 12633656), (3206, 9024040), (3664, 7896035), (4580, 6316828), (6412, 4512020), (8015, 3609616), (9160, 3158414), (12824, 2256010), (16030, 1804808), (18320, 1579207), (25648, 1128005), (32060, 902404), (64120, 451202), (128240, 225601)]